(1992). Our Planet, our Health Report of the Who Commission on Health and Environment.
Chicago (17e ed.) BronvermeldingOur Planet, Our Health Report of the Who Commission on Health and Environment. 1992.
MLA (9e ed.) BronvermeldingOur Planet, Our Health Report of the Who Commission on Health and Environment. 1992.
Let op: Deze citaties zijn niet altijd 100% accuraat.