APA-viite (7. p.)

Lawday, C. I-Spy: Course Book 3 (1a. ed.). Oxford University Press.

Chicago-viite (17. p.)

Lawday, Cathy. I-Spy: Course Book 3. 1a. ed. New York: Oxford University Press.

MLA-viite (9. p.)

Lawday, Cathy. I-Spy: Course Book 3. 1a. ed. Oxford University Press.