APA aipamena

Sankara, R. G., & Yellumanda, R. T. (1995). Principles of agronomy (1.). Kalyani Publishers.

Chicago Style aipamena

Sankara, Reddi GH, and Reddy T. Yellumanda. Principles of Agronomy. 1. New Delhi: Kalyani Publishers, 1995.

MLA aipamena

Sankara, Reddi GH, and Reddy T. Yellumanda. Principles of Agronomy. 1. Kalyani Publishers, 1995.