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Dyfyniad Arddull ChicagoSapra, C. L. Educational Wastage and Stagnation in India. [New Delhi]: National Council of Educational Research and Training, 1967.
Dyfyniad MLASapra, C. L. Educational Wastage and Stagnation in India. National Council of Educational Research and Training, 1967.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.