Lua APA (7ú heag.)
HELSEL, W., & MATSON, J. (1989). THE RELATIONSHIP OF DEPRESSION TO SOCIAL SKILLS AND INTELLECTUAL FUNCTIONING IN MENTALLY RETARDED ADULTS.
Lua i Stíl Chicago (17ú heag.)
HELSEL, W.J, agus J.L MATSON. THE RELATIONSHIP OF DEPRESSION TO SOCIAL SKILLS AND INTELLECTUAL FUNCTIONING IN MENTALLY RETARDED ADULTS. 1989.
Lua MLA (9ú heag.)
HELSEL, W.J, agus J.L MATSON. THE RELATIONSHIP OF DEPRESSION TO SOCIAL SKILLS AND INTELLECTUAL FUNCTIONING IN MENTALLY RETARDED ADULTS. 1989.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.