000 004050000a22001570004500
008 140223b1978 xxu||||| |||| 00| 0 eng d
041 _aEng
080 _aROA L8
082 _aROA L8
100 _aLaudan Larry
245 _aProgress and its problems: Towards a theory of scientific growth.
260 _aNew Delhi
_bAmbika
_c1978
500 _aAOR
650 _aApplications
650 _aPhilosophy
999 _c68290
_d68290