Birds of Southwestern British Columbia
Cannings, Richard; Aversa, Tom; Opperman, Hal
ABA Regional Checklist: Central and Northern Canada
Birds of North America and Greenland
Peterson Field Guides: The Young Birder's Guide to Birds of North America
Thompson, Bill III
Bats of the United States and Canada
HARVEY, Michael J.; ALTENBACH, J. Scott; BEST, Troy L.