एपीए उद्धरण

(1971). encyclopaedia of natural history and ecology: Forest and meadow life. HS Stuttman.

शिकागो स्टाइल उद्धरण

Encyclopaedia of Natural History and Ecology: Forest and Meadow Life. New York: HS Stuttman, 1971.

एमएलए उद्धरण

Encyclopaedia of Natural History and Ecology: Forest and Meadow Life. HS Stuttman, 1971.