APA Edition Citation

Clements, F. E., & Shear, C. L. The genera of fungi.

Chicago Edition Citation

Clements, Frederic E., and Cornelius L. Shear. The Genera of Fungi.

MLA Edition Citation

Clements, Frederic E., and Cornelius L. Shear. The Genera of Fungi.

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