TY - BOOK AU - Natarajan,A M. AU - Balasubramani,P . AU - Tamilarasi,A . TI - Operations research / SN - 9788131700006 U1 - 003 PY - 2009/// CY - Delhi : PB - Pearson Education Asia , KW - OPERATIONS RESEARCH N1 - Includes index and appendices ER -