000 00324nam a22001337a 4500
008 210930b xxu||||| |||| 00| 0 eng d
050 _a613.7 KOP
082 _a613.7 KOP
100 _aKopi, Arving M
_912333
245 _aTraksastra Eak Parichay
300 _a566p
600 _2Education
_aEducation
_968
942 _2ddc
_cBK
999 _c28250
_d28250