Cita APA

Ash, M. J., Magill, R. A., & Smoll, F. L. (1988). Children in sport (3rd ed.). Human Kinetics.

Citación estilo Chicago

Ash, Michael J., Richard A. Magill, and Frank L. Smoll. Children in Sport. 3rd ed. Champaign, Ill: Human Kinetics, 1988.

Cita MLA

Ash, Michael J., et al. Children in Sport. 3rd ed. Human Kinetics, 1988.