00871nam0-22003131i-450-99000030049040332120001010000030049FED01000030049(Aleph)000030049FED0100003004920001010d--------km-y0itay50------baitay-------001yyPrinciples of engineering economyEugene L. Grant, W. Grant Ireson.5° ed.New YorkThe Ronald Press Companycopyr. 1970VIII,640 p., ill., 23 cm660Grant,Eugene L.3346Ireson,W. GrantITUNINARICAUNIMARCBK99000030049040332104 171-13CI 5903DINCHDINCHPrinciples of engineering economy128499UNINAING01