Royal Society of Chemistry. Education Division & Servant, D. (1989). Agriculture and the chemist: A collection of reprints from Education in Chemistry and Chemistry in Britain. Royal Society of Chemistry Education Division.
Dyfyniad Arddull ChicagoRoyal Society of Chemistry. Education Division and Douglas Servant. Agriculture and the Chemist: A Collection of Reprints from Education in Chemistry and Chemistry in Britain. London: Royal Society of Chemistry Education Division, 1989.
Dyfyniad MLARoyal Society of Chemistry. Education Division and Douglas Servant. Agriculture and the Chemist: A Collection of Reprints from Education in Chemistry and Chemistry in Britain. Royal Society of Chemistry Education Division, 1989.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.