TY  - BOOK
AU  - Spence, Robin J. S
TI  - Building materials in developing countries
SN  - 0471102350
AV  - TA 402.7 Spe 
PY  - 1982///
CY  - New York
PB  - John Wiley and Sons
KW  - BUILDING MATERIALS--DEVELOPING COUNTRIES
ER  -