Maratta, R. (1981). Drills and performance objectives for coaching track and field: Featuring the challenge method. Parker.
Chicago-Zitierstil (17. Ausg.)Maratta, Roy. Drills and Performance Objectives for Coaching Track and Field: Featuring the Challenge Method. West Nyack, NY: Parker, 1981.
MLA-Zitierstil (9. Ausg.)Maratta, Roy. Drills and Performance Objectives for Coaching Track and Field: Featuring the Challenge Method. Parker, 1981.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.