APA-viite (7. p.)

Spender, S., & Bartlett, L. (1980). Letters to Christopher. Black Sparrow Press.

Chicago-viite (17. p.)

Spender, Stephen, ja Lee Bartlett. Letters to Christopher. Santa Barbara: Black Sparrow Press, 1980.

MLA-viite (8. p.)

Spender, Stephen, ja Lee Bartlett. Letters to Christopher. Black Sparrow Press, 1980.