World Health Organization. Integrated management of childhood illness, Photographs. s.n.
Chicago-referens (17:e uppl.)World Health Organization. Integrated Management of Childhood Illness, Photographs. s.l: s.n.
MLA-referens (9:e uppl.)World Health Organization. Integrated Management of Childhood Illness, Photographs. s.n.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.