DIN 18352:2019-09 German construction contract procedures (VOB) - Part C: General technical specifications in construction contracts (ATV) - Wall and floor tiling works
2019DIN 18352:2019-09 German construction contract procedures (VOB) - Part C: General technical specifications in construction contracts (ATV) - Wall and floor tiling works
2016DIN 18352:2016 German construction contract procedures (VOB) - Part C: General technical specifications in construction contracts (ATV) - Wall and floor tiling
2012DIN 18352:2012 German construction contract procedures (VOB) - Part C: General technical specifications in construction contracts (ATV) - Wall and floor tiling