Gaya APA
Catalogin, L, O, C., BENTHALL, J. (1975).
The encyclopedia americana volume 2 Ankara to azusa .
New York:
Encyclopedia Americana Corporation.
Gaya MLA
Catalogin, Library, Of, Conggress., BENTHALL, Jonathan.
"The encyclopedia americana volume 2 Ankara to azusa".
New York:
Encyclopedia Americana Corporation,
1975.
Buku Teks.