APA Citatie

Vaughn, A., Hales, D., & Ward, D. S. (2013). Measuring the Physical Activity Practices Used by Parents of Preschool Children.

Chicago Style citaat

Vaughn, Amber, Derek Hales, en Dianne S. Ward. Measuring the Physical Activity Practices Used By Parents of Preschool Children. 2013.

MLA citatie

Vaughn, Amber, Derek Hales, en Dianne S. Ward. Measuring the Physical Activity Practices Used By Parents of Preschool Children. 2013.

Let op: Deze citaties zijn niet altijd 100% accuraat.