RAV'P06 PG/3383 PG/3384 PG/3385 PG/3386 PG/3387 PG/3388 PG/3389 PG/3390 Ravindran, A. Operations research : principles and practice / A. Ravindran, Don T. Phillips, James J. Solberg. – 2nd ed. – New Delhi : Wiley India, c2006 (reprint 2009) xviii, 637p. ISBN9788126512560 : Rs. . Phillips, Don T. . Solberg, James J. . Operation research |