TY  - BOOK
AU  - Helms,Marilyn M.
TI  - Student study guide for use with Operations and supply management / F. Robert Jacobs, Richard B. Chase, Nicholas J. Aquilano. !2th ed.: prepared by Marilyn M. Helms
SN  - 0073278773 :
PY  - 2009///
CY  - Boston
PB  - McGraw-Hill
KW  - Operations management
ER  -