APA استشهاد

Lapidus, D. F. (1987). Dictionary of geology and geophysics. Facts on File.

استشهاد بنمط شيكاغو

Lapidus, Dorothy Farris. Dictionary of Geology and Geophysics. New York: Facts on File, 1987.

MLA استشهاد

Lapidus, Dorothy Farris. Dictionary of Geology and Geophysics. Facts on File, 1987.