000 00266nam a2200133Ia 4500
020 _a-
082 _a032
_bKNO
100 _a-
245 _aKnowledge OR-Z
_c-
250 _a-
260 _aLondon
_bKnowledge publications limited
_c1962
300 _a100+
942 _cREF
999 _c521
_d521