Building Estimation Manual, 3rd Edition by Kwaku Amoa-Mensah BSc (Bldg Tech), MSc Construction Management Includes the Amoa-Mensah Formula for Local Price Adjustments in Construction. Online construction database discussed. Published by CIEIG-GH Construction Exchange. Editors -Kobby Amoa-Mensah BEng(Hons), MSc Kwaku Amoa -Mensah Jnr (BSc, Bldg Tech)