APA aipamena

Chhatwal G R. (1998). Encyclopaedia of environmental education (v.1). Anmol.

Chicago Style aipamena

Chhatwal G R. Encyclopaedia of Environmental Education (v.1). New Delhi: Anmol, 1998.

MLA aipamena

Chhatwal G R. Encyclopaedia of Environmental Education (v.1). Anmol, 1998.