APA-viite (7. p.)

Vakkari, H., tiedekunta, H., Humanities, F. o., laitos, K., Languages, D. o., Jyväskylä, U. o., & yliopisto, J. (2013). Sports as a motivation to study English: Young athletes and the L2 motivational self system.

Chicago-viite (17. p.)

Vakkari, Heini, Humanistinen tiedekunta, Faculty of Humanities, Kielten laitos, Department of Languages, University of Jyväskylä, ja Jyväskylän yliopisto. Sports as a Motivation to Study English: Young Athletes and the L2 Motivational Self System. 2013.

MLA-viite (9. p.)

Vakkari, Heini, et al. Sports as a Motivation to Study English: Young Athletes and the L2 Motivational Self System. 2013.