Trends in pheasant abundance in Illinois, 1958-1968 Labisky, Ronald F. creator Illinois. Natural History Survey Division contributor text book Urbana, Ill State of Illinois, Natural History Survey Division 1969 1969
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ENG Cover title. Illinois Pheasants QH9 .I5 no.65 Illinois. Natural History Survey Division. Biological notes, no. 65 https://www.biodiversitylibrary.org/bibliography/15014 12691092 10.5962/bhl.title.15014 KSW