Gaya APA
Nault, William H., Groman, Jeff. (1992).
The World Book Encyclopedia, Volume 14: N - O .
London:
World Book, Inc..
Gaya Chicago
Nault, William H., Groman, Jeff.
The World Book Encyclopedia, Volume 14: N - O.
London:
World Book, Inc.,
1992.
Text.
Gaya MLA
Nault, William H., Groman, Jeff.
The World Book Encyclopedia, Volume 14: N - O.
London:
World Book, Inc.,
1992.
Text.
Gaya Turabian
Nault, William H., Groman, Jeff.
The World Book Encyclopedia, Volume 14: N - O.
London:
World Book, Inc.,
1992.
Print.