World Health Organization. Integrated management of childhood illness, Photographs. s.n.
Citazione stile Chigago Style (17a edizione)World Health Organization. Integrated Management of Childhood Illness, Photographs. s.l: s.n.
Citatione MLA (9a ed.)World Health Organization. Integrated Management of Childhood Illness, Photographs. s.n.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.