Gaya APA
G., D, E., Lindsey, D, E.
(1988).
ECONOMICS
(
Fifth Edition)
.
Chicago:
THE DRYDEN PRESS.
Gaya MLA
G., Dolan, Edwin., Lindsey, David, E..
"ECONOMICS".
Fifth Edition
Chicago:
THE DRYDEN PRESS,
1988.
Textbook.