Penggayaan APA
BOGARDUS, Emory S. (1964).
Principles of cooperation .
Chocago:
The Cooperative league of the USA.
Chicago Style
BOGARDUS, Emory S.
Principles of cooperation.
Chocago:
The Cooperative league of the USA,
1964.
Buku.
MLA Style
BOGARDUS, Emory S.
Principles of cooperation.
Chocago:
The Cooperative league of the USA,
1964.
Buku.
Turabian Style
BOGARDUS, Emory S.
Principles of cooperation.
Chocago:
The Cooperative league of the USA,
1964.
Buku.