(1) Excavations at Seibal, Department of Peten, Guatemala, III: 1. Major Architecture and Caches. 2. Ana... A. Ledyard Smith, Jeremy A. Sabloff, Ronald L. Bishop, Garman Harbottle, Robert L. Rands, Edward V. Sayre ISBN: 9780873656870 Harvard University Press View at publisher
(2) Relationship: The Heart of Helping People Perlman, Helen Harris ISBN: 9780226660363 University of Chicago Press View at publisher