Gaya APA
Making of Economics. (1987).
California:
Wadsworth Publishing Company Inc..
Gaya Chicago
Making of Economics.
Ed.3.
California:
Wadsworth Publishing Company Inc.,
1987.
.
Gaya MLA
Making of Economics.
Ed.3.
California:
Wadsworth Publishing Company Inc.,
1987.
.
Gaya Turabian
Making of Economics.
California:
Wadsworth Publishing Company Inc.,
1987.
.