Gaya APA

Swanson, C, P., Press, I, O, U. (1992). Oxford ensiklopedi pelajar -- Jil. 4 -- jerapah - lipan . New York: New York: Grolier International; 1992.

Gaya MLA

Swanson, Carl, P.., Press, I., Oxford, University. "Oxford ensiklopedi pelajar -- Jil. 4 -- jerapah - lipan". New York: New York: Grolier International; 1992, 1992. Text.