APA (7th ed.) Citation

Simpson, B. B. (1979). A revision of the genus Polylepis (Rosaceae: Sanguisorbeae). Smithsonian Inst. Press.

Chicago Style (17th ed.) Citation

Simpson, Beryl Brintnall. A Revision of the Genus Polylepis (Rosaceae: Sanguisorbeae). Washington: Smithsonian Inst. Press, 1979.

MLA (9th ed.) Citation

Simpson, Beryl Brintnall. A Revision of the Genus Polylepis (Rosaceae: Sanguisorbeae). Smithsonian Inst. Press, 1979.

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