APA-viite (7. p.)

Enger, E., & Smith, B. (1995). Pollution and policy. McGraw-Hill.

Chicago-viite (17. p.)

Enger, Eldon, ja Bradley Smith. Pollution and Policy. Boston: McGraw-Hill, 1995.

MLA-viite (9. p.)

Enger, Eldon, ja Bradley Smith. Pollution and Policy. McGraw-Hill, 1995.