TY  - BOOK
AU  - Gage, Michael Terence.
TI  - Design in blockwork 
SN  - 0 85139 571 6
U1  - 666.894 GAG 
PY  - 1980///
CY  - London 
PB  - Architectural Press
KW  - Concrete blocks.;Concrete masonry
ER  -