UNICEF. All for health: A resource book for Facts of life. UNICEF.
Citazione stile Chigago Style (17a edizione)UNICEF. All for Health: A Resource Book for Facts of Life. New York, NY: UNICEF.
Citatione MLA (8a ed.)UNICEF. All for Health: A Resource Book for Facts of Life. UNICEF.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.