Gaya APA
Wallbank, T. Walfer. (1981).
CIVILIZATION Past and Present (8th ed.).
Glenview:
Scott, Foresman.
Gaya Chicago
Wallbank, T. Walfer.
CIVILIZATION Past and Present.
8th ed.
Glenview:
Scott, Foresman,
1981.
Text.
Gaya MLA
Wallbank, T. Walfer.
CIVILIZATION Past and Present.
8th ed.
Glenview:
Scott, Foresman,
1981.
Text.
Gaya Turabian
Wallbank, T. Walfer.
CIVILIZATION Past and Present.
8th ed.
Glenview:
Scott, Foresman,
1981.
Print.