TY - GEN AU - Hastie,Peter A AU - Calderón,Antonio AU - Palao,José AU - Ortega,Enrique TI - Quantity and quality of practice: interrelationships between task organization and student skill level in physical education SN - 0270-1367 PY - 2012///0301 KW - Adolescent KW - Analysis of Variance KW - Child KW - Female KW - Humans KW - Male KW - Motor Skills KW - Physical Education and Training KW - Spain KW - Task Performance and Analysis KW - Time Factors KW - Video Recording N1 - Publication Type: Journal Article UR - https://doi.org/10.1080/02701367.2011.10599815 ER -