Gaya APA

Corporation, F, E, E. (1971). THE WORLD BOOK ENCYLOPEDIA Ci-Cz Volum 4 . USA: Field Enterprises Educational Corporation.

Gaya MLA

Corporation, Field, Enterprises, Educational. "THE WORLD BOOK ENCYLOPEDIA Ci-Cz Volum 4". USA: Field Enterprises Educational Corporation, 1971. Text.