TY  - BOOK
AU  - Williams,Martin S.
AU  - Todd,J.D.
TI  - Structures: theory and analysis 
SN  - 9780333677605
AV  - TA633 .W55 2000
PY  - 2000///
CY  - New York
PB  - Macmillan
KW  - Architecture
KW  - Structural engineering
KW  - Κτήρια
ER  -