Cita APA

Scheaffer, R. L., Watkins, A., & Witmer, J. (2004). Activity-based statistics/2nd ed (2nd ed.). Key College Publishing.

Citación estilo Chicago

Scheaffer, Richard L., Ann Watkins, y Jeffrey Witmer. Activity-based Statistics/2nd Ed. 2nd ed. Emeryville: Key College Publishing, 2004.

Cita MLA

Scheaffer, Richard L., et al. Activity-based Statistics/2nd Ed. 2nd ed. Key College Publishing, 2004.