Graham, P. (1991). Child psychiatry: A developmental approach (2nd ed.). Oxford University Press.
Lua i Stíl Chicago (17ú heag.)Graham, P.J. Child Psychiatry: A Developmental Approach. 2nd ed. Oxford: Oxford University Press, 1991.
Lua MLA (9ú heag.)Graham, P.J. Child Psychiatry: A Developmental Approach. 2nd ed. Oxford University Press, 1991.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.