000 00473 a2200169 4500
999 _c37079
_d38626
003 ISURa
008 150429b xxu||||| |||| 00| 0 eng d
041 _aEnglish
082 _a121.2
_bGUN
100 _aGunaratne , R. D.
_982765
245 _aScience understanding and truth
260 _aColombo
_bMinistry of Higher Education
300 _bill.
_c22 cm.
_aiii ,172 p.
650 _aKnowledge Theory
_982766
650 _aPossibility Knowledge
_982767
942 _cLN
_2ddc