Gaya APA

Thompson, C, R. et al (1998). Weed Control in Dryland Cropping Systems . Kansas: Kansas State University Agricultural Experiment Station and Cooperative Extension Service.

Gaya MLA

Thompson, Curtis, R.. et al. "Weed Control in Dryland Cropping Systems". Kansas: Kansas State University Agricultural Experiment Station and Cooperative Extension Service, 1998. e-journal.