Harper, J. R. (1915). A survey of opportunities for vocational education in and near Philadelphia. Public Education Association.
Dyfyniad Arddull ChicagoHarper, Jane Roberts. A Survey of Opportunities for Vocational Education in and Near Philadelphia. Philadelphia: Public Education Association, 1915.
Dyfyniad MLAHarper, Jane Roberts. A Survey of Opportunities for Vocational Education in and Near Philadelphia. Public Education Association, 1915.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.