Penggayaan APA
ROSKIN, Michael G.. (2013).
Countries and concepts : (12th ed.).
Boston:
Pearson.
Chicago Style
ROSKIN, Michael G..
Countries and concepts :.
12th ed.
Boston:
Pearson,
2013.
Buku.
MLA Style
ROSKIN, Michael G..
Countries and concepts :.
12th ed.
Boston:
Pearson,
2013.
Buku.
Turabian Style
ROSKIN, Michael G..
Countries and concepts :.
12th ed.
Boston:
Pearson,
2013.
Buku.