van den Berg, M. H., Schoones, J. W., & Vliet Vlieland, T. P. (2007). Internet-Based Physical Activity Interventions: A Systematic Review of the Literature. JMIR Publications.
Chicago Style (17th ed.) Citationvan den Berg, Marleen H., Johannes W. Schoones, and Theodora PM Vliet Vlieland. Internet-Based Physical Activity Interventions: A Systematic Review of the Literature. JMIR Publications, 2007.
MLA (9th ed.) Citationvan den Berg, Marleen H., et al. Internet-Based Physical Activity Interventions: A Systematic Review of the Literature. JMIR Publications, 2007.
Warning: These citations may not always be 100% accurate.