एपीए उद्धरण

Ferraro, K. F. (1997). Gerontology: Perspectives and issues. New York: Springer.

शिकागो स्टाइल उद्धरण

Ferraro, Kenneth F. Gerontology: Perspectives and Issues. New York: Springer, 1997.

एमएलए उद्धरण

Ferraro, Kenneth F. Gerontology: Perspectives and Issues. New York: Springer, 1997.