Pfg To Wildflowers Of Northeastern And North-Central North A Peterson Roger Tory Heftet / 1998 / Engelsk
Peterson Field Guide To The Birds Of Eastern And Central Nor Peterson Roger Tory Heftet / 1999 / Engelsk
Audubon's Birds of America The National Audubon Society Baby Elephant Folio Peterson Roger Tory Innbundet / 2005 / Engelsk
Field Guide to Wildflowers of Northeastern and North-central North America Peterson Roger Tory Innbundet / 1990 / Engelsk
Field Guide to Wildflowers of Northeastern and North-central North America Peterson Roger Tory Heftet / 1975 / Engelsk
