APA

Clark J. L., Neill D. A., Asanza M. & National Museum of Natural History U.S. (2006). Floristic checklist of the Mache-Chindul mountains of northwestern Ecuador. Washington, D.C: Dept. of Botany, National Museum of Natural History.

Chicago

Clark John L, Neill David A, Asanza Mercedes and National Museum of Natural History U.S. 2006. Floristic checklist of the Mache-Chindul mountains of northwestern Ecuador. Washington, D.C: Dept. of Botany, National Museum of Natural History.

Harvard

Clark J. L., Neill D. A., Asanza M. and National Museum of Natural History U.S. (2006). Floristic checklist of the Mache-Chindul mountains of northwestern Ecuador. Washington, D.C: Dept. of Botany, National Museum of Natural History.

MLA

Clark John L, Neill David A, Asanza Mercedes and National Museum of Natural History U.S. Floristic checklist of the Mache-Chindul mountains of northwestern Ecuador. Washington, D.C: Dept. of Botany, National Museum of Natural History. 2006.