LEADER 00000nam 2200253 a 4500 001 0150095 003 UkHlHU 007 t 008 003110 0 1971 000 eng 040 UkHlHU 050 4 QH 705 I6(21) 100 0 Luther, H. 245 00 Project Aqua :|ba source book of inland waters proposed for conservation /|ccomp. by H. Luther and J. Rzoska. 260 Oxford :|bBlackwell,|c1971. 300 239p. 440 0 IBP handbook ;|vno.21; IUCN occasional paper ;|vno.2. 650 0 Biology. 650 0 Conservation|xEnvironment. 700 0 Rzoska, J. 710 2 Societas Internationalis Limnologiae. 710 2 International Union for Conservation of Nature and Natural Resources. 946 020 absent -- ISBN check required 946 650 |a & |x subfields only. In at least one case all subfields comprise single words only -- Check for Geac subject headings 946 650 has non-LCSH elements -- Check for Geac subject headings
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