000 nam a22 7a 4500
999 _c11776
_d11776
003 OSt
005 20200929123714.0
008 170418b xxu||||| |||| 00| 0 eng d
040 _cNARA
100 _919895
_aMinistry of Higher Education
245 _aContribution of Researchers and Inventors
260 _bMinistry of Higher Education,
_c2008,
_aSri Lanka,
300 _a168p.
_c27cm.
942 _2udc
_cREF