TY - BOOK AU - Salvadori, Mario George, 1907- AU - Hooker, Saralinda AU - Ragus, Christopher TI - Why buildings stand up : the strength of architecture SN - 0393014010 AV - TH845.S33 1980 PB - Norton KW - Structural engineering KW - TH N1 - 1st McGraw-Hill paperback ed. 1982 - t. p. verso; Includes index ER -