00769nam0-22003011i-450-99000042918040332120001010000042918FED01000042918(Aleph)000042918FED0100004291820001010d--------km-y0itay50------baitay-------001yyPrestressed concrete for architects and engineersH.Kent PrestonNew YorkMcGraw-Hill Inc.1964196 p.ill.23 cmCalcestruzzo693666Preston,H.kentITUNINARICAUNIMARCBK99000042918040332108 B 115490DINEDDINEDUNINAING01