2008 physical activity guidelines for Americans :
be active your way : a fact sheet for adults : be active, healthy, and happy!
APA Citation
United States. Department of Health and Human Services. (2008). 2008 physical activity guidelines for Americans: be active your way : a fact sheet for adults : be active, healthy, and happy! [Washington, D.C.]: [U.S. Dept. of Health and Human Services].
MLA Citation
United States. Department of Health and Human Services. 2008 Physical Activity Guidelines for Americans: Be Active Your Way : a Fact Sheet for Adults : Be Active, Healthy, And Happy! [Washington, D.C.]: [U.S. Dept. of Health and Human Services], 2008.