APA (7th ed.) Citation

Barnes, W., & McDunnough, J. List of Sphingidæ of America North of Mexico. Wiley.

Chicago Style (17th ed.) Citation

Barnes, William, and J. McDunnough. List of Sphingidæ of America North of Mexico. Wiley.

MLA (9th ed.) Citation

Barnes, William, and J. McDunnough. List of Sphingidæ of America North of Mexico. Wiley.

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