References

Fall Shorebirding at Green Lane Reservoir
Rick Wiltraut
Pennsylvania Birds 2:131
PSO
1988
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Atlas of Breeding Birds in Pennsylvania
Dan Brauning

University of Pittsburgh Press
1992
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Marsh Meadow Mountain. Natural Places of the Delaware Valley
J J Harding

Temple University Press
1986
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Birding the Delaware Valley Region
J J Harding

Temple University Press
1980
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The Birds of Pennsylvania
G McWilliams and D Brauning

Cornell University Press
2000
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Birds of the Lehigh Valley and Vicinity
Saenger and Malt and Crilley

Lehigh Valley Audubon Society
2002
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Annotated List of the Birds of Pennsylvania
Santner and Brauning and Schwalbe and Schwalbe

Pennsylvania Biological Survey
1992
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Green Lane Reservoir/Upper Perkiomen Valley Parks
Kevin F. Crilley
Pennsylvania Birds 5:148
PSO
1991
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Mont Clare Canal
Neal Thorpe
Pennsylvania Birds 1:118
PSO
1987
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Unami Creek Valley
Kevin Crilley
Pennsylvania Birds 8:209
PSO
1994
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Annotated List of the Birds of Pennsylvania - Second Edition
Franklin Haas and Barbara Haas

Pennsylvania Biological Survey
2005
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Second Atlas of Breeding Birds in Pennsylvaniua
Andrew Wilson, Daniel Brauning, and Robert Mulvihill

The Pennsylvania State University Press
2012
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