The world of footbridges : from the utilitarian to the spectacular / Klaus Idelberger ; [translated by Linda Wilharm]. Fusswegbrücken und Radwegbrücken. English Idelberger, Klaus. Footbridges Design and construction. TG428 .I3413 2011 624.25 22 IDW Includes bibliographical references (p. 182-183). Berlin : Ernst & Sohn, c2011. c2011. 2011 Text 183 p. : http://www.loc.gov/catdir/enhancements/fy1316/2011294354-b.html http://www.loc.gov/catdir/enhancements/fy1316/2011294354-d.html http://www.loc.gov/catdir/enhancements/fy1316/2011294354-t.html eng eng ger