APA (7th ed.) Citation

Bally, P. R. (1961). The genus Monadenium: With descriptions of 21 new species. Benteli.

Chicago Style (17th ed.) Citation

Bally, Peter R. The Genus Monadenium: With Descriptions of 21 New Species. Berne: Benteli, 1961.

MLA (9th ed.) Citation

Bally, Peter R. The Genus Monadenium: With Descriptions of 21 New Species. Benteli, 1961.

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