Sharer, Robert J. (Nombre personal)

The Prehistory of Chalchuapa, El Salvador, 1978 (a.e.) portada (Robert J. Sharer)

His Fundamentals of archaeology, c1979: portada (Robert J. Sharer) CIP data sheet (b. 3-16-40)

Preclassic archaeological investigations at Chalchuapa, El Salvador, 1985: portada (Robert James Sharer)

Philly.com, via WWW, Sept. 26, 2012 (Robert J. Sharer; d. Thursday [Sept. 20, 2012] at 72; emeritus curator of the American section of the Penn Museum of Archaeology and Anthropology; emeritus Shoemaker Prof. in Anthropology, Univ. of Pa.)

Los mayas: señores de la creación : los orígenes de la realeza sagrada, 2005: portada (Robert J. Sharer) página 81 (Robert J. Sharer, University of Pennsylvania Museum)