APA (7th ed.) Citation

Bowdish, B. S. (1903). Birds of Porto Rico (Concluded). Zenodo.

Chicago Style (17th ed.) Citation

Bowdish, B. S. Birds of Porto Rico (Concluded). Zenodo, 1903.

MLA (9th ed.) Citation

Bowdish, B. S. Birds of Porto Rico (Concluded). Zenodo, 1903.

Warning: These citations may not always be 100% accurate.