http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
A field guide to the families and genera of woody plants of northwest south America
(Colombia, Ecuador, Perú) with supplementary notes herbaceous taxa
xxiii. 895 páginas : ilustraciones ; 23 cm.
Alwyn H. Gentry; ilustraciones de Rodolfo Vásquez.