000 00312nam a2200109Ia 4500
008 211217s9999 xx 000 0 und d
040 _cJayakar Knowledge Resource Centre
100 _aPennycuick, John
245 0 _aContact with the physical world
260 _bGeorge allen and unwin
_aLondon
_c1971
942 _c1
999 _c383901
_d383901