Engel, Heino structure systems : =Tragsysteme Tragsysteme Heino Engel; with a preface by Ralph Rapson - German : Hatje Cantz, 2009 - 351p : ill ; 28cm ISBN: 9783775718769 Subjects--Topical Terms: Structural engineeringArchitecture LC Class. No.: TH845 / .E54 2009