एपीए उद्धरण

Watkins,G M. (1981). Compendium of cotton diseases. The American phytopathological society.

शिकागो स्टाइल उद्धरण

Watkins,G M. Compendium of Cotton Diseases. The American phytopathological society, 1981.

एमएलए उद्धरण

Watkins,G M. Compendium of Cotton Diseases. The American phytopathological society, 1981.