APA
World Health Organization, Public Health Agency of Canada, . (2005). Preventing chronic diseases. Geneva: World Health Organization.
Chicago
World Health Organization, Public Health Agency of Canada, . 2005. Preventing chronic diseases. Geneva: World Health Organization.
Harvard
World Health Organization, Public Health Agency of Canada, . (2005). Preventing chronic diseases. Geneva: World Health Organization.
MLA
World Health Organization, Public Health Agency of Canada, . Preventing chronic diseases. Geneva: World Health Organization. 2005.