APA (7th ed.) Citation

Delorit, R. J. (1970). An illustrated taxonomy manual of weed seeds. [Agronomy Publications].

Chicago Style (17th ed.) Citation

Delorit, Richard J. An Illustrated Taxonomy Manual of Weed Seeds. River Falls, Wisc: [Agronomy Publications], 1970.

MLA (9th ed.) Citation

Delorit, Richard J. An Illustrated Taxonomy Manual of Weed Seeds. [Agronomy Publications], 1970.