APA (7th ed.) Citation

Robinson, H. E. (1981). A revision of the tribal and subtribal limits of the Heliantheae (Asteraceae). Smithsonian Institution.

Chicago Style (17th ed.) Citation

Robinson, Harold Ernest. A Revision of the Tribal and Subtribal Limits of the Heliantheae (Asteraceae). Washington: Smithsonian Institution, 1981.

MLA (9th ed.) Citation

Robinson, Harold Ernest. A Revision of the Tribal and Subtribal Limits of the Heliantheae (Asteraceae). Smithsonian Institution, 1981.

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