APA (7th ed.) Citation

Hale, M. E. (1990). A synopsis of the lichen genus Xanthoparmelia (Vainio) Hale (Ascomycotina, Parmeliaceae). Smithsonian Institution Press.

Chicago Style (17th ed.) Citation

Hale, Mason E. A Synopsis of the Lichen Genus Xanthoparmelia (Vainio) Hale (Ascomycotina, Parmeliaceae). Washington, D.C: Smithsonian Institution Press, 1990.

MLA (9th ed.) Citation

Hale, Mason E. A Synopsis of the Lichen Genus Xanthoparmelia (Vainio) Hale (Ascomycotina, Parmeliaceae). Smithsonian Institution Press, 1990.