Winblad, U., & Dudley, E. (1997). Primary school physical environment and health: WHO global school health initiative. World Health Organization.
Chicago (17e ed.) BronvermeldingWinblad, Uno, en Eric Dudley. Primary School Physical Environment and Health: WHO Global School Health Initiative. Geneva: World Health Organization, 1997.
MLA (9e ed.) BronvermeldingWinblad, Uno, en Eric Dudley. Primary School Physical Environment and Health: WHO Global School Health Initiative. World Health Organization, 1997.
Let op: Deze citaties zijn niet altijd 100% accuraat.