Haddad, M., & Gunn, J. (2011). Fast facts: Depression (3rd ed.). Health Press.
Lua i Stíl Chicago (17ú heag.)Haddad, Mark, agus Jane Gunn. Fast Facts: Depression. 3rd ed. Abingdon, Oxford: Health Press, 2011.
Lua MLA (9ú heag.)Haddad, Mark, agus Jane Gunn. Fast Facts: Depression. 3rd ed. Health Press, 2011.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.