APA (7th ed.) Citation

Healy, G., Clark, B., Winkler, E., Gardiner, P., Brown, W., & Matthews, C. (2011). Measurement of adults' sedentary time in population-based studies.

Chicago Style (17th ed.) Citation

Healy, Genevieve, B. Clark, E. Winkler, P. Gardiner, W. Brown, and C. Matthews. Measurement of Adults' Sedentary Time in Population-based Studies. 2011.

MLA (9th ed.) Citation

Healy, Genevieve, et al. Measurement of Adults' Sedentary Time in Population-based Studies. 2011.