LEADER 00000nam 2200217 a 4500 001 0256824 003 UkHlHU 007 t 008 001703 1 1963 000 eng 040 UkHlHU 050 4 QL 698.5 A7 100 0 Armstrong, Edward Allworthy. 245 02 A study of bird song. 260 London :|bOxford University Press,|c1963. 300 335p. 650 0 Birds|xOrnithology. 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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