TY  - BOOK
AU  - "Benham, Frederic"
TI  - "Economics: A general textbook for students, 4th ed."
U1  - 330.1/BE  21
PY  - 1981///
CY  - الإسكندرية
PB  - SIR ISAAC PITMAN & SONS LTD.
KW  - Economics
KW  - Supply and demand
ER  -