APA استشهاد

Elsenbud, M. (1973). Environemtal radioactivity (2nd ed.). Academic Press.

استشهاد بنمط شيكاغو

Elsenbud, Merril. Environemtal Radioactivity. 2nd ed. New York: Academic Press, 1973.

MLA استشهاد

Elsenbud, Merril. Environemtal Radioactivity. 2nd ed. Academic Press, 1973.