APA-referens

Chitkara, M. (1998). Encyclopaedia of ecology, environment and pollution: Vol-xv compendium of environment terms. APH Publishing.

Chicago-stil citat

Chitkara, M.G. Encyclopaedia of Ecology, Environment and Pollution: Vol-xv Compendium of Environment Terms. New Delhi: APH Publishing, 1998.

MLA-referens

Chitkara, M.G. Encyclopaedia of Ecology, Environment and Pollution: Vol-xv Compendium of Environment Terms. APH Publishing, 1998.

Varning: dessa hänvisningar är inte alltid fullständigt riktiga.