Thomas, E. J. (1967). Behavioral science for social workers. Free Press.
Lua i Stíl Chicago (17ú heag.)Thomas, Edwin J. Behavioral Science for Social Workers. New York: Free Press, 1967.
Lua MLA (9ú heag.)Thomas, Edwin J. Behavioral Science for Social Workers. Free Press, 1967.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.