{"source":"book","style":"apa","contributors": [{"function":"author","last":"United States. Department of Health and Human Services.,"} ],"pubtype": {"main": "pubnonperiodical"},"pubnonperiodical": {"title":"2008 physical activity guidelines for Americans : be active, healthy, and happy!.","publisher":"U.S. Dept. of Health and Human Services : For sale by the Supt. of Docs., U.S. G.P.O.","city":"[Washington, D.C.]","year":"2008"},"datasource":"/z-wcorg/","datasource":"http://www.worldcat.org","oclc":"263693131","isbn":"9780160818363 0160818362"}