Engel, Heino Tragsysteme / Structure systems Heino Engel ; mit einem Vorwort von Ralph Rapson = Structure systems / Heino Engel ; with a preface by Ralph Rapson. - Dritte auflage. - 352 pages : chiefly illustrations, plans ; 30 cm. Text in German and English. ISBN: 3775718761 9783775718769 Subjects--Topical Terms: Structural engineeringArchitecture LC Class. No.: TH845 / .E54 2007