Penggayaan APA
Guth, Hans P., Shnider, Patricia Strandess. (1981).
Our World Today .
USA:
D. C. Heath and company.
Chicago Style
Guth, Hans P., Shnider, Patricia Strandess.
Our World Today.
USA:
D. C. Heath and company,
1981.
Text.
MLA Style
Guth, Hans P., Shnider, Patricia Strandess.
Our World Today.
USA:
D. C. Heath and company,
1981.
Text.
Turabian Style
Guth, Hans P., Shnider, Patricia Strandess.
Our World Today.
USA:
D. C. Heath and company,
1981.
Print.