APA (7th ed.) Citation

Fitch, H. S. Occurrence of the Garter Snake, Thamnophis sirtalis, in the Great Plains and Rocky Mountains.

Chicago Style (17th ed.) Citation

Fitch, Henry S. Occurrence of the Garter Snake, Thamnophis Sirtalis, in the Great Plains and Rocky Mountains.

MLA (9th ed.) Citation

Fitch, Henry S. Occurrence of the Garter Snake, Thamnophis Sirtalis, in the Great Plains and Rocky Mountains.

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