Phillips, B. N. (1960). Psychology at work in the elementary school classroom. Harper.
Lua i Stíl Chicago (17ú heag.)Phillips, Beeman N. Psychology at Work in the Elementary School Classroom. New York: Harper, 1960.
Lua MLA (9ú heag.)Phillips, Beeman N. Psychology at Work in the Elementary School Classroom. Harper, 1960.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.