Lloyd, F. E. (1911). Guayule (Parthenium argentatum Gray): A rubber-plant of the Chihuahuan Desert. Carnegie Institution of Washington.
Chicago Style (17th ed.) CitationLloyd, Francis Ernest. Guayule (Parthenium Argentatum Gray): A Rubber-plant of the Chihuahuan Desert. Washington: Carnegie Institution of Washington, 1911.
MLA (9th ed.) CitationLloyd, Francis Ernest. Guayule (Parthenium Argentatum Gray): A Rubber-plant of the Chihuahuan Desert. Carnegie Institution of Washington, 1911.
Warning: These citations may not always be 100% accurate.