एपीए उद्धरण

Ashton, F. M. C. (1973). Mode of action of Herbicides.

शिकागो स्टाइल उद्धरण

Ashton, Floyd M; Crafts. Mode of Action of Herbicides. John Wiley & Sons, New York, 1973.

एमएलए उद्धरण

Ashton, Floyd M; Crafts. Mode of Action of Herbicides. 1973.