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