Gaya APA

Press, O, U. (. In). Oxford Ensiklopedi Pelajar. Jilid 3 El Salvador Jeram (1995). : Jakarta : Grolier international, Inc. Ed. Bhs.

Gaya MLA

Press, Oxford, University. "Oxford Ensiklopedi Pelajar. Jilid 3 El Salvador Jeram". 1995 : Jakarta : Grolier international, Inc. Ed. Bhs, . In. Text.