http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Leyes fundamentales de México, 1808-1964
xv, 954 pages, 10 unnumbered leaves of plates : facsimiles ; 24 cm.
dirección y efemérides de Felipe Tena Ramírez.
Includes texts of Mexican constitutions and related documents.