APA (7th ed.) Citation

Wierer, K., & Abbott, J. C. (1978). Fertilizer marketing. Food and Agriculture Organization of the United Nations ; [sold by Unipub].

Chicago Style (17th ed.) Citation

Wierer, Karl, and John Cave Abbott. Fertilizer Marketing. Rome : [New York]: Food and Agriculture Organization of the United Nations ; [sold by Unipub], 1978.

MLA (9th ed.) Citation

Wierer, Karl, and John Cave Abbott. Fertilizer Marketing. Food and Agriculture Organization of the United Nations ; [sold by Unipub], 1978.