000 00312nam a2200133Ia 4500
008 220601s1968 xx 000 0 eng d
020 _qH B
041 _aEnglish
082 _a001.43
_bREG K8
100 _aRege, P S
245 0 _aScientific Method with Exercises
260 _bKitab Mahal
_c1968
942 _2ddc
_cBK
999 _c452
_d452