APA Citatie

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

Chicago Style citaat

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

MLA citatie

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