000 00458nam a2200121Ia 4500
008 130131s9999 xx 000 0 und d
100 _aWiersma, William.
245 _aResearch methods in education : an introduction / William Wiersma, Stephen G. Jurs.
250 _a8th ed.
260 _bEngland : Apha Science International, 2002
_aEngland : Apha Science International, 2002
300 _axxiii, 504 p. : ill. ; 24 cm. Y440
650 _a Education--Research.
999 _c32211
_d31801