APA استشهاد

Rom Harre. (1998). Greenspeak: A study of environmental discourse. Sage Publications, Inc..

استشهاد بنمط شيكاغو

Rom Harre. Greenspeak: A Study of Environmental Discourse. London: Sage Publications, Inc., 1998.

MLA استشهاد

Rom Harre. Greenspeak: A Study of Environmental Discourse. Sage Publications, Inc., 1998.