APA-referens

SINGH M.K. (1989). ENVIRONMENTAL CHANGES AND DEVELOPMENT. CHUGH PUBLICATIONS.

Chicago-stil citat

SINGH M.K. ENVIRONMENTAL CHANGES AND DEVELOPMENT. ALLAHABAD: CHUGH PUBLICATIONS, 1989.

MLA-referens

SINGH M.K. ENVIRONMENTAL CHANGES AND DEVELOPMENT. CHUGH PUBLICATIONS, 1989.

Varning: dessa hänvisningar är inte alltid fullständigt riktiga.