Penggayaan APA
The World Book Encyclopedia : Research Guide/Index vol. 22. (1981).
Amerika:
World Book - Child Craft International Inc..
Chicago Style
The World Book Encyclopedia : Research Guide/Index vol. 22.
.
Amerika:
World Book - Child Craft International Inc.,
1981.
Text.
MLA Style
The World Book Encyclopedia : Research Guide/Index vol. 22.
.
Amerika:
World Book - Child Craft International Inc.,
1981.
Text.
Turabian Style
The World Book Encyclopedia : Research Guide/Index vol. 22.
Amerika:
World Book - Child Craft International Inc.,
1981.
Print.