एपीए उद्धरण

Ortman, E. J. (1962). Philosophy of Teaching. Philosophical Library.

शिकागो स्टाइल उद्धरण

Ortman, E J. Philosophy of Teaching. New York: Philosophical Library, 1962.

एमएलए उद्धरण

Ortman, E J. Philosophy of Teaching. Philosophical Library, 1962.