000 00308nam a2200121Ia 4500
082 _a501
_bLAU
100 _aLaudan, Larry
245 _aProgress and its problems : towards a theory of scientific growth.
260 _aNew Delhi
_bAmbika Pub.
_c1977
300 _a257p.
890 _aIndia
999 _c27014
_d27014