TY  - BOOK
AU  - Mansfield, Edwin 
TI  - Managerial economics and operations research : : techniques, applications, cases / 
SN  - 0393012719     
AV  - HD30.22 .M37 1980
PY  - 1980///
CY  - N. Y.
PB  - W. W. Norton & Co.
KW  - Managerial economics
KW  - Operations research
ER  -