books.google.com - Motivating People to Be Physically Active, Second Edition, translates research, theories, and concepts of behavioral science into a useful handbook for health professionals involved in the planning, development, implementation, or evaluation of physical activity promotion programs. The book describes...http://books.google.com/books/about/Motivating_People_to_be_Physically_Activ.html?id=Qd2g2u0s-HYC&utm_source=gb-gplus-shareMotivating People to be Physically Active