APA استشهاد

Kaufman, A. A. (1992). Geophysical fied theory and method. Academic.

استشهاد بنمط شيكاغو

Kaufman, Alexander A. Geophysical Fied Theory and Method. New York: Academic, 1992.

MLA استشهاد

Kaufman, Alexander A. Geophysical Fied Theory and Method. Academic, 1992.