http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
República de Guatemala, sintesis geografico-estadistica
Microfiche. Cambridge [Cambridgeshire] : Chadwyck-Healey, 1978. 2 microfiches : 11 x 15 cm. (Latin American and Caribbean official statistical serials on microfiche.
Latin American and Caribbean official statistical serials on microfiche