For pedestrians only : planning, design and management of traffic-free zones / by Roberto Brambilla and Gianni Longo ; with a foreword by Bernard Rudofsky. — New York : Witney Library of Design, cop.1977. — 208 p. : il. ; 29 cm. — ISBN 0-8230-7174-X 1. Calles peatonales. I. Longo, Gianni, col.. II. Rudofsky, Bernard, pr.. 711.7