APA (7th ed.) Citation

Ahti, T., Krog, H., & Swinscow, T. D. V. (1987). New or otherwise interesting Cladonia species in East Africa ([Sonderdr.].).

Chicago Style (17th ed.) Citation

Ahti, Teuvo, Hildur Krog, and Thomas D. V. Swinscow. New or Otherwise Interesting Cladonia Species in East Africa. [Sonderdr.]. 1987.

MLA (9th ed.) Citation

Ahti, Teuvo, et al. New or Otherwise Interesting Cladonia Species in East Africa. [Sonderdr.]. 1987.