APA (7th ed.) Citation

Washington State University. Cooperative Extension. (1978). Extension bulletin. Cooperative Extension, Washington State University.

Chicago Style (17th ed.) Citation

Washington State University. Cooperative Extension. Extension Bulletin. Pullman, Wash.: Cooperative Extension, Washington State University, 1978.

MLA (9th ed.) Citation

Washington State University. Cooperative Extension. Extension Bulletin. Cooperative Extension, Washington State University, 1978.