APA استشهاد

Brady, N. c. (1974). Nature and properties of soils. Macmillan.

استشهاد بنمط شيكاغو

Brady, N c. Nature and Properties of Soils. New York: Macmillan, 1974.

MLA استشهاد

Brady, N c. Nature and Properties of Soils. Macmillan, 1974.