APA (7th ed.) Citation

Sagwal, S. S. (1997). Handbook of ecological terms. Kalyani Publishers.

Chicago Style (17th ed.) Citation

Sagwal, S. S. Handbook of Ecological Terms. Ludhiana: Kalyani Publishers, 1997.

MLA (9th ed.) Citation

Sagwal, S. S. Handbook of Ecological Terms. Kalyani Publishers, 1997.