000 00000nam a2200000 a 4500
005 20251202164222.0
082 _a001.42
_bCLA
100 _aGaul W
245 _aClassification as atool of research
260 _aHoland
_bNorth
_c1986
300 _aXIII, 502, 24 cm>
_cHB
630 _aResearch methods
964 _b
_c
_d
_e
_f
_g_
997 _a3273 LIBSC C
999 _c3767
_d3767