MLA

Willits, F.K, and R.C Bealer. Worriers and Non-worriers Among Consumers About Farmers' Use of Pesticides. USA, 1968.

APA

Willits, F., & Bealer, R. (1968). Worriers and non-worriers among consumers about farmers' use of pesticides. USA.

Chicago

Willits, F.K., and R.C Bealer. Worriers and Non-Worriers Among Consumers about Farmers' Use of Pesticides. USA, 1968.