TY  - BOOK
AU  - Perkins,Philip H.
TI  - Concrete structures: repair, waterproofing and protection 
SN  - 0853346976
PY  - 1976///
CY  - London : 
PB  - Applied Science Publishers, 
KW  - Concrete coatings
KW  - Concrete construction
KW  - Maintenance and repair
KW  - Waterproofing
ER  -