TY  - GEN
AU  - Jaco, Dieter 
AU  - Muller, Clemens
TI  - Estimating in heavy construction : : roads, bridges, tunnels, foundations 
SN  - 9783433031308
PY  - 2017///
CY  - Berlin
PB  - Ernst & Sohn
KW  - BUILDING-Estimates
KW  - CONSTRUCTION INDUSTRY-Risk management
ER  -