एपीए उद्धरण

(1997). Working with proteins. [United States]: Cogito Learning Media.

शिकागो स्टाइल उद्धरण

Working With Proteins. [United States]: Cogito Learning Media, 1997.

एमएलए उद्धरण

Working With Proteins. [United States]: Cogito Learning Media, 1997.