एपीए उद्धरण

O'Neill, B. (1966). Elementary differential geometry. Academic Press.

शिकागो स्टाइल उद्धरण

O'Neill, Barrett. Elementary Differential Geometry. New York: Academic Press, 1966.

एमएलए उद्धरण

O'Neill, Barrett. Elementary Differential Geometry. Academic Press, 1966.