एपीए उद्धरण

Widder, D. V. (1971). Advanced calculus. Academic Press.

शिकागो स्टाइल उद्धरण

Widder, David V. Advanced Calculus. New York: Academic Press, 1971.

एमएलए उद्धरण

Widder, David V. Advanced Calculus. Academic Press, 1971.