APA

,, . (1993). Annual report 1992-93. Delhi: Ministry of Environment and Forests.

Chicago

,, . 1993. Annual report 1992-93. Delhi: Ministry of Environment and Forests.

Harvard

,, . (1993). Annual report 1992-93. Delhi: Ministry of Environment and Forests.

MLA

,, . Annual report 1992-93. Delhi: Ministry of Environment and Forests. 1993.