APA-viite (7. p.)

Lewis, D. K. (1986). On the plurality of worlds (1a. ed.). Blackwell.

Chicago-viite (17. p.)

Lewis, David Kellogg. On the Plurality of Worlds. 1a. ed. Nueva York: Blackwell, 1986.

MLA-viite (9. p.)

Lewis, David Kellogg. On the Plurality of Worlds. 1a. ed. Blackwell, 1986.