APA Style
Pugel, Thomas A.. (2012).
International economics (Fifteenth Edition).
New York:
The McGraw-Hill Companies.
Chicago Style
Pugel, Thomas A..
International economics.
Fifteenth Edition
New York:
The McGraw-Hill Companies,
2012.
Buku Teks.
MLA Style
Pugel, Thomas A..
International economics.
Fifteenth Edition
New York:
The McGraw-Hill Companies,
2012.
Buku Teks.
Turabian Style
Pugel, Thomas A..
International economics.
Fifteenth Edition
New York:
The McGraw-Hill Companies,
2012.
Buku Teks.