German construction contract procedures (VOB) - Part C: General technical specifications in construction contracts (ATV) - Sheet metal roofing and wall covering work— 21 стр.
German construction contract procedures (VOB) - Part C: General technical specifications in construction contracts (ATV) - Sheet metal roofing and wall covering work— 32 стр.
German construction contract procedures (VOB) - Part C: General technical specifications in construction contracts (ATV) - Sheet metal roofing and wall covering work— 32 стр.
German construction contract procedures (VOB) - Part C: General technical specifications in construction contracts (ATV) - Sheet metal roofing and wall covering work— 30 стр.