एपीए उद्धरण

(1970). World Book Encyclopaedia. Field Enterprises Educatioal Corporation.

शिकागो स्टाइल उद्धरण

World Book Encyclopaedia. Chicago: Field Enterprises Educatioal Corporation, 1970.

एमएलए उद्धरण

World Book Encyclopaedia. Field Enterprises Educatioal Corporation, 1970.