00298nam a2200109Ia 4500 211209s2008 xx 000 0 und d eng SHARMA S D OPERATION RESEARCH: THEORY, METHODS AND APPLICATION 15 ed. MEERUT KEDHARNATH RAMNATH 2008 0 0 0 0 RIT RIT MCA 2022-01-22 MC1081 2022-01-22 00:00:00 2022-01-22 BK 109802 109802