Gaya APA
Cohen, R. L.. (1957).
The Economics of agriculture .
:
James Nisbet.
Gaya Chicago
Cohen, R. L..
The Economics of agriculture.
:
James Nisbet,
1957.
.
Gaya MLA
Cohen, R. L..
The Economics of agriculture.
:
James Nisbet,
1957.
.
Gaya Turabian
Cohen, R. L..
The Economics of agriculture.
:
James Nisbet,
1957.
.