Bibliografía (24 obras)
Puffin Plan
2020
Pocket birds of North America
2017
Audubon pocket backyard birdwatch
2010
2008
Puffin Island
2007
Audubon Backyard Birwatch
Hummingbird gardens
Saving Birds
2005
Saving birds
2002
Manuel du Parfait Ornithologue
2001
National Audubon Society birder's handbook
2000
Bird gardens
1998
Project Puffin
1997
Oiseaux de Mon Jardin
1996
The bird garden
1995
National Home Gardening Club - The Bird Garden
Bird Life
1992
Bird Gardens (Brooklyn Botanic Garden All-Region Guide)
1988
Music with a meaning
The Audubon Society Guide to Attracting Birds
1985
The Audubon Society handbook for birders
1981
