LEADER 00000nam 2200253 a 4500 001 0751866 003 UkHlHU 007 t 008 001702 4 1983 000 eng 040 UkHlHU 050 4 KT 255 G6 100 0 Goplerud, C. Peter. 245 00 Coal development and use :|bthe legal constraints and incentives. 260 Lexington :|bLexington Books,|c1983. 300 294p. 650 0 Coal industry|xUnited States. 650 0 Coal mines and mining|zUnited States. 946 020 absent -- ISBN check required 946 650 |x Subfield is geographical name -- Check for Geac subject headings
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