Gaya APA

Inc., E, B. (1975). Micropaedia Volume VI: Ready Reference and Index (Edisi 15). Chicago: Encyclopaedia Britannica, Inc..

Gaya MLA

Inc., Encyclopaedia, Britannica. "Micropaedia Volume VI: Ready Reference and Index". Edisi 15 Chicago: Encyclopaedia Britannica, Inc., 1975. Text.