APA
World Health Organization, . (2010). Nine steps for developing a scaling-up strategy. France: World Health Organization.
Chicago
World Health Organization, . 2010. Nine steps for developing a scaling-up strategy. France: World Health Organization.
Harvard
World Health Organization, . (2010). Nine steps for developing a scaling-up strategy. France: World Health Organization.
MLA
World Health Organization, . Nine steps for developing a scaling-up strategy. France: World Health Organization. 2010.