Sagwal, S. S. (1997). Handbook of ecological terms. Kalyani Publishers.
Citación estilo ChicagoSagwal, S. S. Handbook of Ecological Terms. Ludhiana: Kalyani Publishers, 1997.
Cita MLASagwal, S. S. Handbook of Ecological Terms. Kalyani Publishers, 1997.
Warning: These citations may not always be 100% accurate.