Gaya APA

Catalogin, L, O, C., HASAN, M, [. (1975). The encyclopedia americana volume 30 Index . New York: Encyclopedia Americana Corporation.

Gaya MLA

Catalogin, Library, Of, Conggress., HASAN, Mohd, [et.al]. "The encyclopedia americana volume 30 Index". New York: Encyclopedia Americana Corporation, 1975. Buku Teks.