|
1. |
|
por Roger Tory Peterson; National Audubon Society.; National Wildlife Federation. |
Libro |
Inglés (eng) |
1998
4th ed., completely rev. and enl
|
Boston : Houghton Mifflin Co.
|
|
2. |
|
por Roger Tory Peterson; Virginia Marie Peterson |
Libro |
Inglés (eng) |
1980
4th ed., completely revised and enlarged
|
Boston ; New York : Houghton Miffin
|