000			00643nam a2200205Ia 4500
008			130910s9999 xx 000 0 und d
020			_a0525030352
041			_aeng
082			_221st ed. _a598.0973 _bMAC/B
100			_aMckenzie, John P.S.
245			_aBirds in peril : _ba guide of the endangered birds of the United States and Canada _cby John P.S. Mackenzie _cillustrated by Terence Shortt
260			_aCanada : _bPagurian Press , _c1977
300			_a188 p. : ill.
300			_efigures; plates
504			_aBibliography: p. 189-92.
653			_aBirds
653			_aZoogeography
700			_aShortt, Terence, ill.
942			_cEN _2ddc
999			_c14339 _d14339