Hales, Dianne R., 1950- An invitation to health: the power of now/ Dianne Hales. - 17th ed. - Canada: Gengage Learning, 2017. - xxv, 666 p.: fig., 27.5 cm. Includes references (635 - 666 p.) ISBN: 9781305638006 9781305869295 Subjects--Topical Terms: Health promotion LC Class. No.: WA540