000 nam a22 7a 4500
999 _c1693
_d1693
005 20200116151035.0
008 200116b xxu||||| |||| 00| 0 eng d
040 _cSLIDA
041 _asin
082 _223
_a610.73
_bගාඩ්න
110 _9571
_aEducation Publications Department
245 _aමහජන සෞඛ්‍ය හෙදකම
_hSinhala
250 _a3rd ed (Eng)
260 _aBattaramulla:
_bEducation Publications Department;
_c2007.
300 _aix,454p.:
_c21cm.
942 _2ddc
_cLEN