http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
a cross-cultural longitudinal study of school children in Mexico and the United States
by Wayne H. Holtzman, Rogelio Diaz-Guerrero, Jon D. Swartz, in collaboration with Luis Lara-Tapia [and others].