Klein, T., & Becker, S. (2012). Age and exercise: A theoretical and empirical analysis of the effect of age and generation on physical activity. Journal of public health, 20(1), .
Chicago-Zitierstil (17. Ausg.)Klein, Thomas, und Simone Becker. "Age and Exercise: A Theoretical and Empirical Analysis of the Effect of Age and Generation on Physical Activity." Journal of Public Health 20, no. 1 (2012).
MLA-Zitierstil (9. Ausg.)Klein, Thomas, und Simone Becker. "Age and Exercise: A Theoretical and Empirical Analysis of the Effect of Age and Generation on Physical Activity." Journal of Public Health, vol. 20, no. 1, 2012.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.