APA-viite (7. p.)

Walker, R. G. (1986). Facies Models (2nd ed.). Geological Association of Canada Publications.

Chicago-viite (17. p.)

Walker, Roger G. Facies Models. 2nd ed. Ontario: Geological Association of Canada Publications, 1986.

MLA-viite (9. p.)

Walker, Roger G. Facies Models. 2nd ed. Geological Association of Canada Publications, 1986.