Wagar, W. Warren. Building the city of man; outlines of a world civilization [by] W. Warren Wagar. - New York, Grossman Publishers, 1971. - xii, 180 p. 24 cm. LCCN: 77162961 LC Class. No.: CB161 .W23 1971 / .W23 1971 Dewey Class. No.: 901.9/4