एपीए उद्धरण

Nunan, D. (1998). Language teaching methodology: A textbook for teachers. New York: Prentice Hall.

शिकागो स्टाइल उद्धरण

Nunan, David. Language Teaching Methodology: A Textbook for Teachers. New York: Prentice Hall, 1998.

एमएलए उद्धरण

Nunan, David. Language Teaching Methodology: A Textbook for Teachers. New York: Prentice Hall, 1998.