(1992). Encyclopaedia of ecology, environment and pollution control. Mital.
Citación estilo ChicagoEncyclopaedia of Ecology, Environment and Pollution Control. New Delhi: Mital, 1992.
Cita MLAEncyclopaedia of Ecology, Environment and Pollution Control. Mital, 1992.
Warning: These citations may not always be 100% accurate.