APA aipamena

Jago, R., Brockman, R., Fox, K. R., Cartwright, K., Page, A. S., & Thompson, J. L. (2009). Friendship groups and physical activity: Qualitative findings on how physical activity is initiated and maintained among 10–11 year old children. BioMed Central.

Chicago Style aipamena

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

MLA aipamena

Jago, Russell, et al. Friendship Groups and Physical Activity: Qualitative Findings On How Physical Activity Is Initiated and Maintained Among 10–11 Year Old Children. BioMed Central, 2009.