APA-referens (7:e uppl.)

MISRA, S. (2009). ESSENTIAL ENVIRONMENTAL STUDIES. ane books.

Chicago-referens (17:e uppl.)

MISRA, S.P. ESSENTIAL ENVIRONMENTAL STUDIES. NEW DELHI: ane books, 2009.

MLA-referens (9:e uppl.)

MISRA, S.P. ESSENTIAL ENVIRONMENTAL STUDIES. ane books, 2009.