van Asperen, I. A., Medema, G, Borgdorff, M. W., Sprenger, M. J. & Havelaar, A. H. (1998). Risk of gastroenteritis among triathletes in relation to faecal pollution of fresh water. International Journal of Epidemiology, 27 (2), 309-315.
APA-Zitierstil (7. Ausg.)van Asperen, I. A., Medema, G., Borgdorff, M. W., Sprenger, M. J., & Havelaar, A. H. (1998). Risk of gastroenteritis among triathletes in relation to faecal pollution of fresh water. International Journal of Epidemiology, 27(2), 309-315.
Chicago-Zitierstil (17. Ausg.)van Asperen, I. A., G. Medema, M. W. Borgdorff, M. J. Sprenger, und A. H. Havelaar. "Risk of Gastroenteritis Among Triathletes in Relation to Faecal Pollution of Fresh Water." International Journal of Epidemiology 27, no. 2 (1998): 309-315.
MLA-Zitierstil (9. Ausg.)van Asperen, I. A., et al. "Risk of Gastroenteritis Among Triathletes in Relation to Faecal Pollution of Fresh Water." International Journal of Epidemiology, vol. 27, no. 2, 1998, pp. 309-315.