APA Citatie

Knoth, C., Knechtle, B., Rüst, C. A., Rosemann, T., & Lepers, R. (2012). Participation and performance trends in multistage ultramarathons—the ‘Marathon des Sables’ 2003–2012. BioMed Central.

Chicago Style citaat

Knoth, Christoph, Beat Knechtle, Christoph Alexander Rüst, Thomas Rosemann, en Romuald Lepers. Participation and Performance Trends in Multistage Ultramarathons—the ‘Marathon Des Sables’ 2003–2012. BioMed Central, 2012.

MLA citatie

Knoth, Christoph, et al. Participation and Performance Trends in Multistage Ultramarathons—the ‘Marathon Des Sables’ 2003–2012. BioMed Central, 2012.