APA (7th ed.) Citation

Hawkins Marquis S, Storti Kristi L, Richardson Caroline R, King Wendy C, Strath Scott J, Holleman Robert G, & Kriska Andrea M. (2009). Objectively measured physical activity of USA adults by sex, age, and racial/ethnic groups: A cross-sectional study. BMC.

Chicago Style (17th ed.) Citation

Hawkins Marquis S, Storti Kristi L, Richardson Caroline R, King Wendy C, Strath Scott J, Holleman Robert G, and Kriska Andrea M. Objectively Measured Physical Activity of USA Adults by Sex, Age, and Racial/ethnic Groups: A Cross-sectional Study. BMC, 2009.

MLA (9th ed.) Citation

Hawkins Marquis S, et al. Objectively Measured Physical Activity of USA Adults by Sex, Age, and Racial/ethnic Groups: A Cross-sectional Study. BMC, 2009.