Gaya APA

Micheli, L, J., Purcell, L. (2018). The Adolescent Athlete (2nd ed. 2018). New york: Springer International Publishing.

Gaya MLA

Micheli, Lyle, J.., Purcell, Laura. "The Adolescent Athlete". 2nd ed. 2018 New york: Springer International Publishing, 2018. Text.