APA (7th ed.) Citation

Guerke, W. R. (1978). A monograph of the genus Jubula Dumortier. Cramer.

Chicago Style (17th ed.) Citation

Guerke, Wayne R. A Monograph of the Genus Jubula Dumortier. Vaduz: Cramer, 1978.

MLA (9th ed.) Citation

Guerke, Wayne R. A Monograph of the Genus Jubula Dumortier. Cramer, 1978.

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