Delorit, R. J. (1970). An illustrated taxonomy manual of weed seeds. [Agronomy Publications].
Chicago Style (17th ed.) CitationDelorit, Richard J. An Illustrated Taxonomy Manual of Weed Seeds. River Falls, Wisc: [Agronomy Publications], 1970.
MLA (9th ed.) CitationDelorit, Richard J. An Illustrated Taxonomy Manual of Weed Seeds. [Agronomy Publications], 1970.
Warning: These citations may not always be 100% accurate.