TY - BOOK AU - Schorr,John E. TI - Purchasing in the 21st century: a guide to state-of-the-art techniques and strategies SN - 0939246228 : AV - HD5437 .Sch 6 1992 U1 - 658.7/2 20 PY - 1992/// CY - Essex Junction, Vt. PB - O. Wight Publications KW - Industrial procurement KW - Just-in-time systems KW - Manufacturing resource planning N1 - Includes bibliographical references and index ER -