APA ציטוט

Hobbs, D. J., Beal, G. M., & Bohlen, J. M. (1964). The relation of farm operator values and attitudes to their economic performance. Iowa State University of Science and Technology.

Chicago Style (17th ed.) Citation

Hobbs, Daryl J., George M. Beal, and Joe M. Bohlen. The Relation of Farm Operator Values and Attitudes to Their Economic Performance. Iowa: Iowa State University of Science and Technology, 1964.

ציטוט MLA

Hobbs, Daryl J., et al. The Relation of Farm Operator Values and Attitudes to Their Economic Performance. Iowa State University of Science and Technology, 1964.