Penggayaan APA
WALTER, INGO. (1975).
International economics .
New York:
The Ronald Press Company.
Chicago Style
WALTER, INGO.
International economics.
New York:
The Ronald Press Company,
1975.
Text.
MLA Style
WALTER, INGO.
International economics.
New York:
The Ronald Press Company,
1975.
Text.
Turabian Style
WALTER, INGO.
International economics.
New York:
The Ronald Press Company,
1975.
Print.