000 00349nam a2200133Ia 4500
008 221001s1965 xx 000 0 eng d
082 _a513 GLE
100 _aGlenn, William H.
245 4 _aThe theorem of pythagoras
260 _aLondon
_bJohn Murray
_c1965
300 _a48p.
440 _aExploring Mathematics on Your Own, 4
942 _2ddc
_cREF
999 _c29505
_d29505