TY  - BOOK
AU  - Mansfield,Edwin
TI  - Managerial economics: problems and exercises 
SN  - 0393957306 :
AV  - HD30.2 .M36 1990
PY  - 1990///
CY  - New York
PB  - Norton
KW  - Managerial economics
KW  - Problems, exercises, etc
N1  - Cover title: Study guide [to] Managerial economics : theory, applications, and cases
ER  -