Cita APA (7a ed.)
Ramírez Villegas, J. A., Jarvis, A., & Trouval, J. (2012). Analysis of threats to South American flora and its implications for conservation. Elsevier.
Cita Chicago Style (17a ed.)
Ramírez Villegas, Julián Armando, Andy Jarvis, y Jerry Trouval. Analysis of Threats to South American Flora and Its Implications for Conservation. Elsevier, 2012.
Cita MLA (9a ed.)
Ramírez Villegas, Julián Armando, et al. Analysis of Threats to South American Flora and Its Implications for Conservation. Elsevier, 2012.
Precaución: Estas citas no son 100% exactas.