000 00279nam a22001097a 4500
040 _cHS
082 _a615
100 _aហង់ ស៊ីម
245 _aexercises and solutions mechanics-1
260 _aroyal university of phnom penh
_bហង់ ស៊ីម
_c2001
942 _cKB
999 _c8576
_d8576