Epstein, K. V. (1992). Sameness or difference? Class, gender, sport, the WDNAAF and the NCAA/NAAF. The international journal of the history of sport, 9(2), S. 280-287. doi:10.1080/09523369208713794

Epstein, Karen V. "Sameness or Difference? Class, Gender, Sport, the WDNAAF and the NCAA/NAAF." The International Journal of the History of Sport 9, no. 2 (1992): S. 280-287.

Epstein, Karen V. "Sameness or Difference? Class, Gender, Sport, the WDNAAF and the NCAA/NAAF." The International Journal of the History of Sport 9.2 (1992): S. 280-287.