Unesco. (1979). New UNESCO sourcebook for science teaching (1st.). Universities Press.
Style de citation ChicagoUnesco. New UNESCO Sourcebook for Science Teaching. 1st. Hyderabad: Universities Press, 1979.
Style de citation MLAUnesco. New UNESCO Sourcebook for Science Teaching. 1st. Universities Press, 1979.
Attention : ces citations peuvent ne pas être correctes à 100%.