Gaya APA
Silk, Leonard Solomon. (1978).
The economists .
America:
Basic Books, Inc..
Gaya Chicago
Silk, Leonard Solomon.
The economists.
America:
Basic Books, Inc.,
1978.
Text.
Gaya MLA
Silk, Leonard Solomon.
The economists.
America:
Basic Books, Inc.,
1978.
Text.
Gaya Turabian
Silk, Leonard Solomon.
The economists.
America:
Basic Books, Inc.,
1978.
Print.