एपीए उद्धरण

Nayfeh, A. H. (1973). Perturbation methods. Wiley Eastern.

शिकागो स्टाइल उद्धरण

Nayfeh, Ali Hasan. Perturbation Methods. New York: Wiley Eastern, 1973.

एमएलए उद्धरण

Nayfeh, Ali Hasan. Perturbation Methods. Wiley Eastern, 1973.