na INLIS000000000034009 Ind 0010-1218015847 Hun-min-jeong-eum right sounds to educate the people explanation and translation JEONG, HOO-LEE Jeong Hoo-Lee An Dong Korean Library Science Research Institute 1972 v, 188 p.: ill.; 31 cm v, 188 p.: ill.; 31 cm 411JEOh Bibl. p: 161-164 411 KOREAN 476/73-mfn38289