TY - BOOK AU - Gupta,Prem Kumar AU - Hira, D.S TI - Introduction to Operations Research: for students of commerce, management, accountancy and economics SN - 9788121941006 U1 - 658.4034 PY - 2012/// CY - New Delhi PB - S Chand KW - Operations management KW - Operations Research- solved papers N1 - Includes bibliographical references and index ER -