APA aipamena

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

Chicago Style aipamena

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

MLA aipamena

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