Παραπομπή APA

Leunes,, A., & Nation,, J. R. (2002). Sport Psychology: An Intorduction (3.). Wads Worth.

Παραπομπή Chicago Style

Leunes,, Arnold, και Jack R. Nation. Sport Psychology: An Intorduction. 3. Australia: Wads Worth, 2002.

Παραπομπή MLA

Leunes,, Arnold, και Jack R. Nation. Sport Psychology: An Intorduction. 3. Wads Worth, 2002.