APA-viite (7. p.)

Duffy, K. G. (1998). Annual Editions: Psychology. 1998/99. Dushkin/McGraw-Hill.

Chicago-viite (17. p.)

Duffy, Karen G. Annual Editions: Psychology. 1998/99. Guilford: Dushkin/McGraw-Hill, 1998.

MLA-viite (9. p.)

Duffy, Karen G. Annual Editions: Psychology. 1998/99. Dushkin/McGraw-Hill, 1998.