TY  - BOOK
AU  - Urquhart,Leonard Church
AU  - O'Rourke,Charles Edward
TI  - Elementary structural engineering,
AV  - TG260 .U7
PY  - 1941///
CY  - New York, and London
PB  - McGraw-Hill book company, inc.
KW  - Structural analysis (Engineering)
ER  -