00350nam a2200121Ia 450000500170000000800410001702000180005808200210007610000180009724500730011526000320018830000080022020260205105034.0260111s9999||||xx |||||||||||||| ||und||  a0-553-27537-2  a363.739  2 G871H  aGribbin, John 4aThe hole in the sky: man's threat to the ozone layer/by John Gribbin  aTorontobBantam Booksc1988  a192