The author details the sites located in the Lower Piura and Macizo de Illescas region, during field work in the late 1970s. The volume includes several photos: air photos, artifacts, and sites, as well as line drawings of artifacts and maps. In Spanish.

Published by Pontificia Universidad Católica del Perú (Lima), 1989. 178 pp. No ISBN.

$21.00 (shipping included). Order code PU006.