01445nas 2200481-a 450 991013562010332120240413024753.0(CKB)110985822449410(CONSER)---79618734-(EXLCZ)9911098582244941020741127b19711994 --- aengtxtrdacontentcrdamediacrrdacarrierAmerican birdsNew York National Audubon Society1971-©19931 online resourceOne issue of each year contains the 71st-93rd Christmas bird count.Print version: American birds. (DLC) 79618734 (OCoLC)1090547 0004-7686 Am. birdsBirdsPeriodicalsBirdsNorth AmericaPeriodicalsOiseauxPériodiquesOiseauxAmérique du NordPériodiquesBirdsfast(OCoLC)fst00832970North AmericafastPeriodicals.fastPeriodicals.lcgftBirds - PeriodicalsBirdsBirdsOiseauxOiseauxBirds.598.2/97National Audubon Society.U.S. Fish and Wildlife Service.JOURNAL9910135620103321exl_impl conversionAmerican birds1989736UNINA