APA-viite (7. p.)

Bion, W. R., & Bion, F. (2005). Cogitations (New extended ed.). Karnac Books.

Chicago-viite (17. p.)

Bion, Wilfred R., ja Francesca Bion. Cogitations. New extended ed. London: Karnac Books, 2005.

MLA-viite (9. p.)

Bion, Wilfred R., ja Francesca Bion. Cogitations. New extended ed. Karnac Books, 2005.