000 00409nam a2200169Ia 4500
999 _c62157
_d62157
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008 180710s9999 xx 000 0 und d
082 _a370
_bNUN
_223
100 _aNUNN, Sir Percy
245 _aEducation: its data and first principles
250 _a3rd ed.
260 _aLondon
_bEdward Arnold
_c1963
300 _a283 p.
509 _aNS
650 _aEducation
942 _cS