Brown, J. S. (1961). The motivation of behavior. McGraw-Hill.
Lua i Stíl Chicago (17ú heag.)Brown, Judson Seise. The Motivation of Behavior. New York: McGraw-Hill, 1961.
Lua MLA (8ú heag.)Brown, Judson Seise. The Motivation of Behavior. McGraw-Hill, 1961.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.