00349nam 2209843 45000010005000000030023000050050009000280080041000370820013000781000015000912600070001063000015001762450026001919843StarLibrary Marc Built20180420201711 ||||| |||||||||||amh  a320.9519 aKimil Sung bPyongyang(SOUTH KOREA): Foreign Languages Publishing House c1979 a411p: 24cm aOn Socialist Pedagogy