TY  - BOOK
AU  - Pritchard,M.D.W.
TI  - Building science and materials 2 checkbook
SN  - 0408006072
U1  - TA/404.3 
PY  - 1981///
CY  - London
PB  - Butterworths
KW  - Building materials -- Problems, exercises, etc.
ER  -