Newbury, N. F.
The teaching of chemistry in tropical secondary schools / by N.F. Newbury. - London : Oxford University Press, 1953. - xix, 299 p.
Chemistry--Study and teaching (Secondary)--Tropics.
The teaching of chemistry in tropical secondary schools / by N.F. Newbury. - London : Oxford University Press, 1953. - xix, 299 p.
Chemistry--Study and teaching (Secondary)--Tropics.