Cita APA (7th ed.)
Hammen, C. (2008). Depression (2nd ed.). Psychology Press.
Cita Chicago (17th ed.)
Hammen, Constance. Depression. 2nd ed. Hove, East Sussex: Psychology Press, 2008.
Cita MLA (9th ed.)
Hammen, Constance. Depression. 2nd ed. Psychology Press, 2008.
Atenció: Aquestes cites poden no estar 100% correctes.