APA Stili
Encyclopedia Britannica, Inc. (1977).
The Young Childrens Encyclopedia : Volume 15 (Volume 15).
Amerika Serikat:
.
Chicago Stili
Encyclopedia Britannica, Inc.
The Young Childrens Encyclopedia : Volume 15.
Volume 15
Amerika Serikat:
,
1977.
Text.
MLA Stili
Encyclopedia Britannica, Inc.
The Young Childrens Encyclopedia : Volume 15.
Volume 15
Amerika Serikat:
,
1977.
Text.
Turabian Stili
Encyclopedia Britannica, Inc.
The Young Childrens Encyclopedia : Volume 15.
Volume 15
Amerika Serikat:
,
1977.
Print.