Hurlock, E. B. (1967). Instructor's manual for Adolescent development (3rd ed.). McGraw-Hill.
Lua i Stíl Chicago (17ú heag.)Hurlock, Elizabeth Bergner. Instructor's Manual for Adolescent Development. 3rd ed. New York: McGraw-Hill, 1967.
Lua MLA (8ú heag.)Hurlock, Elizabeth Bergner. Instructor's Manual for Adolescent Development. 3rd ed. McGraw-Hill, 1967.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.