van Stralen, M. M., Kok, G., de Vries, H., Mudde, A. N., Bolman, C., & Lechner, L. (2008). The Active plus protocol: Systematic development of two theory- and evidence-based tailored physical activity interventions for the over-fifties. BioMed Central.
Citação norma Chicagovan Stralen, Maartje M., Gerjo Kok, Hein de Vries, Aart N. Mudde, Catherine Bolman, and Lilian Lechner. The Active Plus Protocol: Systematic Development of Two Theory- and Evidence-based Tailored Physical Activity Interventions for the Over-fifties. BioMed Central, 2008.
ציטוט MLAvan Stralen, Maartje M., et al. The Active Plus Protocol: Systematic Development of Two Theory- and Evidence-based Tailored Physical Activity Interventions for the Over-fifties. BioMed Central, 2008.