Cita APA

Stevens, W., Hillsdon, M., Thorogood, M., & McArdle, D. (1998). Cost-effectiveness of a primary care based physical activity intervention in 45-74 year old men and women: A randomised controlled trial. BMJ Group.

Citación estilo Chicago

Stevens, W., M. Hillsdon, M. Thorogood, y D. McArdle. Cost-effectiveness of a Primary Care Based Physical Activity Intervention in 45-74 Year Old Men and Women: A Randomised Controlled Trial. BMJ Group, 1998.

Cita MLA

Stevens, W., M. Hillsdon, M. Thorogood, y D. McArdle. Cost-effectiveness of a Primary Care Based Physical Activity Intervention in 45-74 Year Old Men and Women: A Randomised Controlled Trial. BMJ Group, 1998.