APA (7th ed.) Citation

Brettner, P. O. (1849). De ulceribus varicosis.

Chicago Style (17th ed.) Citation

Brettner, Paul O. De Ulceribus Varicosis. Gryphiae, 1849.

MLA (9th ed.) Citation

Brettner, Paul O. De Ulceribus Varicosis. 1849.

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