TY - BOOK AU - Levin,Richard I. AU - Kirkpatrick,Charles Atkinson TI - Quantitative approaches to management AV - T57.6 .L48 1978 U1 - 658.4/03 PY - 1978/// CY - Caloocan City PB - Philippine Graphic Arts Incorporated KW - Operations research N1 - Includes bibliographies and index ER -