APA aipamena

Balakrishnan, K., Balasubramanian, R., & Sivasubramaniam, K. (2013). Principles and Practices of Organic Farming.

Chicago Style aipamena

Balakrishnan, K., R. Balasubramanian, and K. Sivasubramaniam. Principles and Practices of Organic Farming. Delhi, Satish Serial Publishing House, 2013.

MLA aipamena

Balakrishnan, K., et al. Principles and Practices of Organic Farming. 2013.