Frank Lloyd Wright : Field Guide : includes all United States and international sites / Thomas A. Heinz. — Evanston (Illinois) : Northwestern University, 2005. — 528 p. : ill., map., plan. ; 22x15 cm. — ISBN 0-8101-2244-8 1. Wright, Frank Lloyd (1867-1959). 2. Arquitectos S.XX - Guías. 72 Wright, Frank Lloyd 72 A/Z(036)