APA (7th ed.) Citation

Page Angie S, Cartwright Kim, Fox Kenneth R, Brockman Rowan, Jago Russell, & Thompson Janice L. (2009). Friendship groups and physical activity: Qualitative findings on how physical activity is initiated and maintained among 10-11 year old children. BMC.

Chicago Style (17th ed.) Citation

Page Angie S, Cartwright Kim, Fox Kenneth R, Brockman Rowan, Jago Russell, and Thompson Janice L. Friendship Groups and Physical Activity: Qualitative Findings on How Physical Activity Is Initiated and Maintained Among 10-11 Year Old Children. BMC, 2009.

MLA (9th ed.) Citation

Page Angie S, et al. Friendship Groups and Physical Activity: Qualitative Findings on How Physical Activity Is Initiated and Maintained Among 10-11 Year Old Children. BMC, 2009.

Warning: These citations may not always be 100% accurate.