APA

,, . (1992). India : 1992 observer statistical handbook. New Delhi: Observer Research Foundation.

Chicago

,, . 1992. India : 1992 observer statistical handbook. New Delhi: Observer Research Foundation.

Harvard

,, . (1992). India : 1992 observer statistical handbook. New Delhi: Observer Research Foundation.

MLA

,, . India : 1992 observer statistical handbook. New Delhi: Observer Research Foundation. 1992.