APA Alıntı

Ridgers, N. D., Stratton, G., Fairclough, S. J., & Twisk, J. W. (2007). Children's physical activity levels during school recess: A quasi-experimental intervention study. BioMed Central.

Chicago Stili Alıntı

Ridgers, Nicola D., Gareth Stratton, Stuart J. Fairclough, ve Jos WR Twisk. Children's Physical Activity Levels During School Recess: A Quasi-experimental Intervention Study. BioMed Central, 2007.

MLA Alıntı

Ridgers, Nicola D., Gareth Stratton, Stuart J. Fairclough, ve Jos WR Twisk. Children's Physical Activity Levels During School Recess: A Quasi-experimental Intervention Study. BioMed Central, 2007.