APA (7th ed.) Citation

Walker, B. (1906). New and little known species of Amnicolidae. Zenodo.

Chicago Style (17th ed.) Citation

Walker, Bryant. New and Little Known Species of Amnicolidae. Zenodo, 1906.

MLA (9th ed.) Citation

Walker, Bryant. New and Little Known Species of Amnicolidae. Zenodo, 1906.

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