The teaching of chemistry in tropical secondary schools.
Newbury, Norman Frederick.
The teaching of chemistry in tropical secondary schools. - London: Oxford University Press, 1953. - 299 p.; illus. 22 cm.
Chemistry--Study and teaching.
540.71213 NEW
The teaching of chemistry in tropical secondary schools. - London: Oxford University Press, 1953. - 299 p.; illus. 22 cm.
Chemistry--Study and teaching.
540.71213 NEW