@incollection{, 2D2EFC7FB7233D3A71F03E2883285364 , author={{Olukotun} and {Kogi State University, Anyigba, Nigeria.}}, journal={{Global Journal of Management and Business Research}}, journal={{GJMBR}}2249-45880975-585310.34257/GJMBR, address={Cambridge, United States}, publisher={Global Journals Organisation}12236379 } @incollection{b0, , title={{}} , author={{ EEAdams } and { RJEbert }} , journal={{Englewood Chiffs}} , year={1978} , publisher={Prentice Hill, Inc, USA} } @book{b1, , author={{ FJByron }} , title={{Operations Now. McGraw -Hill Irwin}} New York, USA , year={2004} } @book{b2, , title={{}} , author={{ JDejonckleere } and { SMDisney } and { MLambrecht }} } @book{b3, , title={{The Dynamics of Aggregate Planning. Production Planning and control}} , author={{ DRTowill }} , year={2003} , publisher={Hillcon Co. Ltd} , address={Ikeja, Lagos, Nigeria} } @book{b4, , title={{Guidelines for writing thesis and dissertations for post-graduate students in Africa, Streams Communications}} , author={{ BOEsosa } and { FIzedonmi }} , year={2008} , address={Ikeja, Lagos, Nigeria} } @book{b5, , title={{Basic operations Management}} , author={{ CHGowon }} , year={2011} , publisher={Henry Co. Ltd} , address={Ondo, Nigeria} } @book{b6, , author={{ MGray } and { JBlake }} , title={{Capacity Planning Analysis}} Owerri, Nigeria , publisher={High-Hill Co. Ltd} , year={1989} } @book{b7, , author={{ JIhemeje } and { JIhimije }} , title={{Operations Management; Principle and practices}} Nassavawa, Nigeria , publisher={Onaivi, Co. Ltd, Keffi} , year={2010} } @book{b8, , author={{ JIhimeje } and { JCIhemeje } and { CEOgbanje }} , title={{Thesis Writing and Defence: The Intricacies and Rudiments. Eri Print Ltd}} Anabra, Nigeria , year={2011} } @book{b9, , author={{ EUImaga }} , title={{Theory and Practice of Production and Operations Management: Rhyce Kerex}} Ogui, Enugu, Nigeria , year={2003} } @book{b10, , author={{ MDMark } and { NJAquilano } and { BCRichard }} , title={{Fundamentals of operations Management}} , year={1991} } @book{b11, , title={{}} , author={{ Mcgraw-Hill/Irwin }} , address={New York, U.S.A.} } @book{b12, , author={{ MDMark } and { NJAquilano } and { BCRichard }} , title={{Fundamentals of operations Management}} , year={2003} } @book{b13, , title={{}} , author={{ Mcgraw-Hill/Irwin }} , address={New York, U.S.A.} } @book{b14, , author={{ JRMeredith } and { SMShafer }} , title={{Operation Management for MBAs}} New York, USA , publisher={John Wiley and Sons, Inc} , year={2002} , note={2 nd edition} } @book{b15, , title={{Production Planning and Control. High-Hill Co}} , author={{ SMuhammed }} , year={2007} , address={Ltd, Kano, Nigeria} } @book{b16, , title={{}} , author={{ SJWilliam }} Management: 10 , year={2009} , address={McGraw-Hill/Irwin, U.S.A} , note={th edition} } @book{b17, , title={{Impact of Customer Relations Practices on the Performance of Small and Medium Enterprises in Nigeria}} , author={{ CJWisdom } and { RJohnson }} , year={1990. 2011} , publisher={Joe-vad Co. Ltd} , address={Nnewi, Imo} , note={Nigeria Thesis Ogbadu E. E.} , note={Planning of Capacity Requirements. A Thesis Submitted to the Department of Marketing U.N.N, Enugu Campus in partial fulfillment of the award of PhD degree in Marketing. unpublished Ph.D. Thesis} }