TY - BOOK ED - Yale Materials Handling Division, Yale & Towne, Inc. ED - A Report to Management on the Proceedings of a Conference ED - Yale & Towne, Inc. TI - Cost determination and productivity U1 - 658.512 PY - 1964/// CY - Philadephia PB - Yale & Towne, Inc. KW - Materials handling KW - Labour productivity ER -