Salvadori, Mario George, 1907- Why buildings stand up : the strength of architecture / Mario Salvadori ; illustrations by Saralinda Hooker and Christopher Ragus. - 1st McGraw-Hill pbk. ed. - 311 p. : ill. ; 23 cm. Includes index. ISBN: 0070544824 Subjects--Topical Terms: Structural engineeringYapı mühendisliği LC Class. No.: TH845 / .S33 1982