Cita APA (7th ed.)

Thomas, J. R., & Nelson, J. K. (1996). Research methods in physical activity (3rd ed.). Human Kinetics.

Cita Chicago (17th ed.)

Thomas, Jerry R., i Jack K. Nelson. Research Methods in Physical Activity. 3rd ed. Champaign, Ill: Human Kinetics, 1996.

Cita MLA (9th ed.)

Thomas, Jerry R., i Jack K. Nelson. Research Methods in Physical Activity. 3rd ed. Human Kinetics, 1996.