TY - BOOK AU - Levy,Matthys AU - Salvadori,Mario George TI - Why buildings fall down: how structures fail SN - 0393033562 AV - TH441 .L48 1992 U1 - 690/.21 20 PY - 1992/// CY - New York PB - W.W. Norton KW - Building failures KW - Local KW - Structural failures N1 - Includes index ER -