Nielsen, H. G. (2021). Sport Psychology in Sports, Exercise and Physical Activity. IntechOpen.
Čikaški stil citiranja (17. izdanje)Nielsen, Hilde G. Sport Psychology in Sports, Exercise and Physical Activity. IntechOpen, 2021.
MLA način citiranja (9. izdanje)Nielsen, Hilde G. Sport Psychology in Sports, Exercise and Physical Activity. IntechOpen, 2021.
Upozorenje: Ovi citati možda nisu uvijek 100% točni.