Lua APA (7ú heag.)

Allsen, P. E., & Witbeck, P. (1992). Racquetball (5th ed.). Brown.

Lua i Stíl Chicago (17ú heag.)

Allsen, Philip E., agus Pete Witbeck. Racquetball. 5th ed. Dubuque, Iowa: Brown, 1992.

Lua MLA (9ú heag.)

Allsen, Philip E., agus Pete Witbeck. Racquetball. 5th ed. Brown, 1992.

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