HALL, M., Jr. (1959). The theory of groups. Macmillan.
Lua i Stíl Chicago (17ú heag.)HALL, Marshall, Jr. The Theory of Groups. New York: Macmillan, 1959.
Lua MLA (9ú heag.)HALL, Marshall, Jr. The Theory of Groups. Macmillan, 1959.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.