DIN 18330:2019-09 German construction contract procedures (VOB) - Part C: General technical specifications in construction contracts (ATV) - Masonry work
2019DIN 18330:2019-09 German construction contract procedures (VOB) - Part C: General technical specifications in construction contracts (ATV) - Masonry work
2016DIN 18330:2016 German construction contract procedures (VOB) - Part C: General technical specifications in construction contracts (ATV) - Masonry work
2015DIN 18330:2015 German construction contract procedures (VOB) - Part C: General technical specifications in construction contracts (ATV) - Masonry work
2012DIN 18330:2012 German construction contract procedures (VOB) - Part C: General technical specifications in construction contracts (ATV) - Masonry work