Unesco. (1979). New UNESCO sourcebook for science teaching (1st.). Universities Press.
Chicago ZitierstilUnesco. New UNESCO Sourcebook for Science Teaching. 1st. Hyderabad: Universities Press, 1979.
MLA ZitierstilUnesco. New UNESCO Sourcebook for Science Teaching. 1st. Universities Press, 1979.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.