Variations in the expression of Inka power : a symposium at Dumbarton Oaks, 18 and 19 October 1997 - Burger, Richard L.; Morris, Craig, 1939-2006; Matos Mendieta, Ramiro; Pillsbury, Joanne; Quilter, Jeffrey, 1949- (Dumbarton Oaks Research Library and Collection ; Distributed by Harvard University Press, 2007)