(1977). Guide for the conversion of school libraries into media centres. Unesco.
Dyfyniad Arddull ChicagoGuide for the Conversion of School Libraries into Media Centres. [Paris]: Unesco, 1977.
Dyfyniad MLAGuide for the Conversion of School Libraries into Media Centres. Unesco, 1977.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.