Morrone, J. J., Espinosa Organista, D., & Llorente Bousquets, J. (2002). MEXICAN BIOGEOGRAPHIC PROVINCES: PRELIMINARY SCHEME, GENERAL CHARACTERIZATIONS, AND SYNONYMIES. Instituto de Ecología, A.C.
Chicago-referens (17:e uppl.)Morrone, Juan J., David Espinosa Organista, och Jorge Llorente Bousquets. MEXICAN BIOGEOGRAPHIC PROVINCES: PRELIMINARY SCHEME, GENERAL CHARACTERIZATIONS, AND SYNONYMIES. Instituto de Ecología, A.C, 2002.
MLA-referens (9:e uppl.)Morrone, Juan J., et al. MEXICAN BIOGEOGRAPHIC PROVINCES: PRELIMINARY SCHEME, GENERAL CHARACTERIZATIONS, AND SYNONYMIES. Instituto de Ecología, A.C, 2002.