Lua APA (7ú heag.)

Cook, L. A., & Cook, E. (1954). Intergroup education. McGraw-Hill.

Lua i Stíl Chicago (17ú heag.)

Cook, Lloyd Allen, agus Elaine Cook. Intergroup Education. New York: McGraw-Hill, 1954.

Lua MLA (9ú heag.)

Cook, Lloyd Allen, agus Elaine Cook. Intergroup Education. McGraw-Hill, 1954.

Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.