Visionary architects : Boullee, Ledoux, Lequeu : University of St. Thomas, Houston, October 19, 1967-January 3, 1968, City art museum of St. Louis... The Metropolitan museum of art, New York... The Art institute of Chicago... M.H. de Young memorial museum, San Francisco, September 6-October 29, 1968

Visionary architects : Boullee, Ledoux, Lequeu : University of St. Thomas, Houston, October 19, 1967-January 3, 1968, City art museum of St. Louis… The Metropolitan museum of art, New York… The Art institute of Chicago… M.H. de Young memorial museum, San Francisco, September 6-October 29, 1968

Visionary architects : Boullee, Ledoux, Lequeu : University of St. Thomas, Houston, October 19, 1967-January 3, 1968, City art museum of St. Louis… The Metropolitan museum of art, New York… The Art institute of Chicago… M.H. de Young memorial museum, San Francisco, September 6-October 29, 1968 / [catalogue by Jean-Claude Lemagny]. – Houston : University of St. Thomas, c1968. – 240 p. : ill. ; 23×23 cm.