000 00268nam a2200121Ia 4500
100 _aRidley B.K.
020 _a0-85312-142-7
942 _cBK
245 _aThe physical environment
260 _aJohn wiley & Sons, New York
_c1979
082 _a550 Rid
300 _a236p
999 _c21071
_d21071