Cita APA

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

Citación estilo Chicago

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

Cita MLA

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