APA Citation

Alrich, P., & Higgins, W. E. Arethusa: A North American genus.

Chicago Style Citation

Alrich, Peggy, and Wesley E. Higgins. Arethusa: A North American Genus.

MLA Citation

Alrich, Peggy, and Wesley E. Higgins. Arethusa: A North American Genus.

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