TY  - BOOK
T1  - Economic models an exposition
A1  - Beach, Earl Francis
LA  - English
PP  - New York
PB  - Wiley
YR  - 1957
UL  - https://tuklas.up.edu.ph/Record/UP-99796217607438603
OP  - 227
CN  - HB 71 B4
KW  - Economics : Mathematical models.
ER  -