00737nam a2200241 a 4500 0340662662 (hbk.) MAIN TH2446 Wilby, C. B. Concrete folded plate roofs / C.B. Wilby. London : Arnold, 1998. xiii, 275 p. : ill. (some col.) ; 25 cm. Includes index. Includes bibliographical references. Folded plate structures Design and construction. Roofing, Concrete Design and construction. .b10158698 03-11-05 10-03-05 20230123134110.0 NUST BOOKS TH2446 160009 160009