Cita APA

Judson, S., & Leet, L. D. n. 1. (1962). Physical geology (2. edition.). Englewood Cliffs, N.J.: Prentice Hall.

Citación estilo Chicago

Judson, Sheldon, y Lewis Don n. 1901 Leet. Physical Geology. 2. edition. Englewood Cliffs, N.J.: Prentice Hall, 1962.

Cita MLA

Judson, Sheldon, y Lewis Don n. 1901 Leet. Physical Geology. 2. edition. Englewood Cliffs, N.J.: Prentice Hall, 1962.