APA (7th ed.) Citation

Pearson, A. A. (1950). The genus Russula ([Sonderdr.].).

Chicago Style (17th ed.) Citation

Pearson, A. A. The Genus Russula. [Sonderdr.]. 1950.

MLA (9th ed.) Citation

Pearson, A. A. The Genus Russula. [Sonderdr.]. 1950.

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