APA (7th ed.) Citation

Singh, A. K., & Singh, U. P. (1999). Human ecology and development in India. APH Publishing.

Chicago Style (17th ed.) Citation

Singh, Awadhesh Kumar, and Udai Pratap Singh. Human Ecology and Development in India. New Delhi: APH Publishing, 1999.

MLA (9th ed.) Citation

Singh, Awadhesh Kumar, and Udai Pratap Singh. Human Ecology and Development in India. APH Publishing, 1999.