एपीए उद्धरण

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

शिकागो स्टाइल उद्धरण

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

एमएलए उद्धरण

World Book Encyclopedia. Field Enterprises Educatioal Corporation, 1970.