APA (7th ed.) Citation

Levi, H. W. American Spider Genera Theridula and Paratheridula (Araneae: Theridiidae). Wiley.

Chicago Style (17th ed.) Citation

Levi, Herbert W. American Spider Genera Theridula and Paratheridula (Araneae: Theridiidae). Wiley.

MLA (9th ed.) Citation

Levi, Herbert W. American Spider Genera Theridula and Paratheridula (Araneae: Theridiidae). Wiley.

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