LEADER 00000nam 2200241 a 4500 001 0333524926 003 UkHlHU 007 t 008 991026s1990 000 020 0333524926 040 UkHlHU 245 00 Sustaining earth :|bresponse to the environmental threat. 260 |bMacmillan,|c1990. 300 226p. 650 0 Environmental issues. 650 0 Conservation. 650 0 Geography. 650 0 Greenhouse effect, Atmospheric. 700 1 Comer, J D. 700 1 Wilkinson, M L N. 700 1 Angell, David J R. 936 UCS bib. record 946 260 lacks |a
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