APA (7e ed.) Bronvermelding

Bird, S. R. (2019). Research methods in physical activity and health. Routledge.

Chicago (17e ed.) Bronvermelding

Bird, Stephen R. Research Methods in Physical Activity and Health. Abingdon, Oxon, New York, NY: Routledge, 2019.

MLA (9e ed.) Bronvermelding

Bird, Stephen R. Research Methods in Physical Activity and Health. Routledge, 2019.