Gaya APA
ROPKE, Jochen. (1989).
THE ECONOMIC THEORY OF COOVERATIVES .
:
.
Gaya Chicago
ROPKE, Jochen.
THE ECONOMIC THEORY OF COOVERATIVES.
:
,
1989.
Text.
Gaya MLA
ROPKE, Jochen.
THE ECONOMIC THEORY OF COOVERATIVES.
:
,
1989.
Text.
Gaya Turabian
ROPKE, Jochen.
THE ECONOMIC THEORY OF COOVERATIVES.
:
,
1989.
Print.