World Health Organization & UNICEF. (1986). Basic principles for control of acute respiratory infections in children in developing countries: A joint WHO/UNICEF statement. World Health Organization ; WHO Publications Center USA, [distributor].
Cita Chicago (17th ed.)World Health Organization i UNICEF. Basic Principles for Control of Acute Respiratory Infections in Children in Developing Countries: A Joint WHO/UNICEF Statement. Geneve : Albany, NY: World Health Organization ; WHO Publications Center USA, [distributor], 1986.
Cita MLA (8th ed.)World Health Organization i UNICEF. Basic Principles for Control of Acute Respiratory Infections in Children in Developing Countries: A Joint WHO/UNICEF Statement. World Health Organization ; WHO Publications Center USA, [distributor], 1986.