http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
social organization of a classic Maya city
Microfiche. Ann Arbor, Mich. : University Microfilms International, 1978. 4 microfiches ; 5 x 15 cm.
Ph. D. State University of New York 1978.