APA

Rykbost, K., Carlson, H., Voss, R., State University. Agricultural Experiment Station, O., & Agricultural Experiment Station, C. (1990). Potato varieties : an introduction to variety characteristics, management and performance in the Klamath Basin. : Corvallis, Or. : Agricultural Experiment Station, Oregon State University ; Davis, Calif. : Agricultural Experiment Station, University of California.