000 00426cam a22001571 4500
001 8828808
005 20131030113324.0
008 141010b1949 xxu||||| |||| 00| 0 eng d
082 _a500.72
100 1 _aFreedman, Paul
245 1 4 _aPrinciples of scientific research /
_cPaul Freedman
260 _aLondon :
_bMacdonald & Co.,
_c1949.
300 _a222p.
_bdiagrs.
_c 23 cm.
650 0 _aResearch
650 0 _aScience : Research
999 _c4506
_d4506