World Health Organization. (2009). Systems thinking for health systems strengthening. World Health Organization.
Chicago-referens (17:e uppl.)World Health Organization. Systems Thinking for Health Systems Strengthening. Geneva: World Health Organization, 2009.
MLA-referens (8:e uppl.)World Health Organization. Systems Thinking for Health Systems Strengthening. World Health Organization, 2009.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.