Towards a conceptual model of life-long education /
Parkyn, George W
Towards a conceptual model of life-long education / George W. Parkyn. - Paris : UNESCO, 1973. - 54 p. - Educational studies and documents; new series ; 12. .
9231011170
374.1 =20 PAR No. 12.
Towards a conceptual model of life-long education / George W. Parkyn. - Paris : UNESCO, 1973. - 54 p. - Educational studies and documents; new series ; 12. .
9231011170
374.1 =20 PAR No. 12.