Gaya APA

Shroyer, J, P. et al (1998). Diagnosing WHEAT PRODUCTION PROBLEMS in Kansas . Kansas: Kansas State University Agricultural Experiment Station and Cooperative Extension Service.

Gaya MLA

Shroyer, James, P.. et al. "Diagnosing WHEAT PRODUCTION PROBLEMS in Kansas". Kansas: Kansas State University Agricultural Experiment Station and Cooperative Extension Service, 1998. e-journal.