APA-referens (7:e uppl.)

Warren, C. (2009). Managing Scotland's environment (2nd. ed., completely rev. and updated.). Edinburgh University Press.

Chicago-referens (17:e uppl.)

Warren, Charles. Managing Scotland's Environment. 2nd. ed., completely rev. and updated. Edinburgh: Edinburgh University Press, 2009.

MLA-referens (9:e uppl.)

Warren, Charles. Managing Scotland's Environment. 2nd. ed., completely rev. and updated. Edinburgh University Press, 2009.