APA Citatie

Campos Izquierdo, A., Jiménez, J. E., González Rivera, M. D., Martín Rodríguez, M., & del Hierro Pinés, D. (2010). Older adults and sport and physical activity professionals in spain.

Chicago Style citaat

Campos Izquierdo, Antonio, José Emilio Jiménez, María Dolores González Rivera, María Martín Rodríguez, en David del Hierro Pinés. Older Adults and Sport and Physical Activity Professionals in Spain. 2010.

MLA citatie

Campos Izquierdo, Antonio, et al. Older Adults and Sport and Physical Activity Professionals in Spain. 2010.