APA-viite (7. p.)

Hamblin, W. K., & Howard, J. D. (1975). Exercises in physical geology (4th ed.). Burgess Publishing Company.

Chicago-viite (17. p.)

Hamblin, W. Kenneth, ja James D. Howard. Exercises in Physical Geology. 4th ed. Minessota: Burgess Publishing Company, 1975.

MLA-viite (9. p.)

Hamblin, W. Kenneth, ja James D. Howard. Exercises in Physical Geology. 4th ed. Burgess Publishing Company, 1975.