Maratta, R. (1981). Drills and performance objectives for coaching track and field: Featuring the challenge method. Parker.
Citação do estilo Chicago (17ª ed.)Maratta, Roy. Drills and Performance Objectives for Coaching Track and Field: Featuring the Challenge Method. West Nyack, N. Y: Parker, 1981.
Citação MLA (9ª ed.)Maratta, Roy. Drills and Performance Objectives for Coaching Track and Field: Featuring the Challenge Method. Parker, 1981.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.