APA
Ortega F. B., Artero E. G., Ruiz J. R., España-Romero V., Jiménez-Pavón D., Vicente-Rodriguez G., Moreno L. A., Manios Y., Béghin L., Ottevaere C., Ciarapica D., Sarri K., Dietrich S., Blair S. N., Kersting M., Molnar D., González-Gross M., Gutiérrez A., Sjöström M. & Castillo M. J. (20111207). Physical fitness levels among European adolescents: the HELENA study. : British journal of sports medicine.
Chicago
Ortega F B, Artero E G, Ruiz J R, España-Romero V, Jiménez-Pavón D, Vicente-Rodriguez G, Moreno L A, Manios Y, Béghin L, Ottevaere C, Ciarapica D, Sarri K, Dietrich S, Blair S N, Kersting M, Molnar D, González-Gross M, Gutiérrez A, Sjöström M and Castillo M J. 20111207. Physical fitness levels among European adolescents: the HELENA study. : British journal of sports medicine.
Harvard
Ortega F. B., Artero E. G., Ruiz J. R., España-Romero V., Jiménez-Pavón D., Vicente-Rodriguez G., Moreno L. A., Manios Y., Béghin L., Ottevaere C., Ciarapica D., Sarri K., Dietrich S., Blair S. N., Kersting M., Molnar D., González-Gross M., Gutiérrez A., Sjöström M. and Castillo M. J. (20111207). Physical fitness levels among European adolescents: the HELENA study. : British journal of sports medicine.
MLA
Ortega F B, Artero E G, Ruiz J R, España-Romero V, Jiménez-Pavón D, Vicente-Rodriguez G, Moreno L A, Manios Y, Béghin L, Ottevaere C, Ciarapica D, Sarri K, Dietrich S, Blair S N, Kersting M, Molnar D, González-Gross M, Gutiérrez A, Sjöström M and Castillo M J. Physical fitness levels among European adolescents: the HELENA study. : British journal of sports medicine. 20111207.