http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
2 volumes : illustrations, maps ; 29 cm.
v. 1. Ancient urbanism at Xochicalco : the evolution and organization of a pre-Hispanic society / Kenneth Hirth -- v. 2. The Xochicalco mapping project / edited by Kenneth Hirth.
Includes bibliographical references and index.