00380nam a22001217a 450000500170000000800410001702000150005805000190007310000170009224500730010926000480018230000280023020260617111740.0260617b        |||||||| |||| 00| 0 eng d  a0521425794  aGF75.N566 1991  aNisbet E. G.  aLeaving Eden :bto protect and manage the Earth /cby E. G. Nisbet    aNew York bCambridge University Pressc1991  axviii, 358P.bill., Pbk