000 00404nam a2200157Ia 4500
008 250114s9999 xx 000 0 und d
020 _a0-236-40021-5.
040 _aJamia Hamdard
041 _aEnglish
082 _a007,
_bG27C
100 _aGeorge, F.H.
245 0 _aCybernetics and the environment
_bF.H. George.
260 _aLondon
_bPaul Elek
_c1977
300 _avi, 69p., 22cm.
942 _cBK
999 _c102189
_d102189