Precast concrete paving blocks : part - 1 : specification for paving blocks
Precast concrete paving blocks : part - 1 : specification for paving blocks
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- London BSI 1986
- 5 p.
- BSI 6717 : part - 1 : 1986 .
DBSI 6717 : part - 1 : 1986
DBSI 6717 : part - 1 : 1986