Cita APA (7a ed.)

Floyd, T. (2025). Field guide to the birds of the United States and Canada (Eighth edition.). National Geographic.

Cita Chicago Style (17a ed.)

Floyd, Ted. Field Guide to the Birds of the United States and Canada. Eighth edition. Washington, D.C.: National Geographic, 2025.

Cita MLA (8a ed.)

Floyd, Ted. Field Guide to the Birds of the United States and Canada. Eighth edition. National Geographic, 2025.

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