LEADER 00000nam 2200241 a 4500 001 0171587 003 UkHlHU 007 t 008 002711 0 1979 000 eng 040 UkHlHU 050 4 G2 C53 R4(185) 100 0 Helgren, David M. 245 00 Rivers of diamonds. 260 Chicago :|bUniversity of Chicago,|c1979. 300 389p. 440 0 University of Chicago.Research papers,no.185 650 0 Geomorphology. 650 0 Continents|xLand forms|xPhysical geography. 650 0 Africa|xGeomorphology. 946 020 absent -- ISBN check required 946 650 |a Subfield is geographical name -- Check for Geac subject headings 946 650 has non-LCSH elements -- Check for Geac subject headings
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