Weele, A. J. van Purchasing and supply chain management : analysis, planning and practice / Arjan J. van Weele. - 5th ed. - Hampshire : Cengage Learning, 2010. - xxvii, 418 p. : ill. ; 25 cm. Includes bibliographical references and index. ISBN: 9781408018965 : US$69.53 Subjects--Topical Terms: Purchasing--Management.Industrial procurement.