000 00414nam a2200181Ia 4500
008 210210b1954 xxu||||| |||| 00| 0 eng d
041 _aeng
082 _a560/18
100 _aWALKER (M)
245 _aNature of scientific thought
260 _aNew Delhi
_bM Sundaram
_c1954
650 _athought
650 _ascientific
650 _aof
650 _aNature
690 _aPure Sciences
906 _a010184
999 _c137952
_d137952