000 00571nam a2200241Ia 4500
008 140520s9999||||xx |||||||||||||| ||und||
020 _a0-7923-1257-0
082 _a510.7
082 _bGla
245 _aRadical Constructivism In Mathematics Education
260 _aDordrecht
260 _bKluwer Academic Publishers
260 _c1991
300 _axx;248
300 _bhb
300 _c6x9
350 _a3960.1
365 _b0
365 _dRuppes
440 _aMathematics Education Library
700 _aGlasersfeld, Ernst Von (ED)
923 _n547
999 _c65862
_d65862