TY - BOOK AU - Budnick,Frank S. AU - Mojena, Richard AU - Vollmann,Thomas E. TI - Principles of operations research for managment T2 - Iwin series in quantitative analysis for business SN - 256017964 AV - T57.6 B82 PY - 1977/// CY - Homewood, illinois PB - R. y. irwin KW - Investigación de operaciones ER -