APA-viite (7. p.)

Waller, K. (2011). Leisure-time physical activity, weight gain and health: A prospective follow-up in twins.

Chicago-viite (17. p.)

Waller, Katja. Leisure-time Physical Activity, Weight Gain and Health: A Prospective Follow-up in Twins. Jyväskylä, 2011.

MLA-viite (9. p.)

Waller, Katja. Leisure-time Physical Activity, Weight Gain and Health: A Prospective Follow-up in Twins. 2011.