Ricker, M., Macías, H. M. H., Sánchez, M. S., & Ochoterena, H. Tree and tree-like species of Mexico: Asteraceae, Leguminosae, and Rubiaceae. Universidad Nacional Autónoma de México.
Chicago Style (17th ed.) CitationRicker, Martin, Héctor Manuel Hernández Macías, Mario Sousa Sánchez, and Helga Ochoterena. Tree and Tree-like Species of Mexico: Asteraceae, Leguminosae, and Rubiaceae. Universidad Nacional Autónoma de México.
MLA (9th ed.) CitationRicker, Martin, et al. Tree and Tree-like Species of Mexico: Asteraceae, Leguminosae, and Rubiaceae. Universidad Nacional Autónoma de México.
Warning: These citations may not always be 100% accurate.