APA استشهاد

Aswathanarayana, U. (1995). Geoenvironment: An introduction. Capital Publishing.

استشهاد بنمط شيكاغو

Aswathanarayana, U. Geoenvironment: An Introduction. New Delhi: Capital Publishing, 1995.

MLA استشهاد

Aswathanarayana, U. Geoenvironment: An Introduction. Capital Publishing, 1995.