DIN 18356:2012 German construction contract procedures (VOB) - Part C: General technical specifications in construction contracts (ATV) - Laying of parquet flooring
2019DIN 18356:2019-09 German construction contract procedures (VOB) - Part C: General technical specifications in construction contracts (ATV) - Laying of parquet flooring and wood block flooring
2016DIN 18356:2016 German construction contract procedures (VOB) - Part C: General technical specifications in construction contracts (ATV) - Laying of parquet flooring and wood block flooring
2012DIN 18356:2012 German construction contract procedures (VOB) - Part C: General technical specifications in construction contracts (ATV) - Laying of parquet flooring