Newbury, N. F. (1953). The teaching of chemistry in tropical secondary schools. Oxford University Press.
Dyfyniad Arddull ChicagoNewbury, N. F. The Teaching of Chemistry in Tropical Secondary Schools. London: Oxford University Press, 1953.
Dyfyniad MLANewbury, N. F. The Teaching of Chemistry in Tropical Secondary Schools. Oxford University Press, 1953.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.