000 00290nam a22001217a 4500
040 _cHS
082 _a664
100 _aហ៊ន់​ ហៀក
245 _aBlood , lymphatic , and cardiovascular systems
260 _aNA
_bហ៊ន់​ ហៀក
_cNA
300 _a287p;
942 _cEK
999 _c10219
_d10219