Penggayaan APA
The World Facts & Figures Index - VOLUME 7. (1972).
USA:
Grolier international, Inc.
Chicago Style
The World Facts & Figures Index - VOLUME 7.
.
USA:
Grolier international, Inc,
1972.
Text.
MLA Style
The World Facts & Figures Index - VOLUME 7.
.
USA:
Grolier international, Inc,
1972.
Text.
Turabian Style
The World Facts & Figures Index - VOLUME 7.
USA:
Grolier international, Inc,
1972.
Print.