Penggayaan APA
STEPHEN, ROBERT M.. (1969).
Developing an understanding of world problems .
New York:
Ocean Publication.
Chicago Style
STEPHEN, ROBERT M..
Developing an understanding of world problems.
New York:
Ocean Publication,
1969.
Text.
MLA Style
STEPHEN, ROBERT M..
Developing an understanding of world problems.
New York:
Ocean Publication,
1969.
Text.
Turabian Style
STEPHEN, ROBERT M..
Developing an understanding of world problems.
New York:
Ocean Publication,
1969.
Print.