TY  - BOOK
AU  - Urquhart,Leonard Church
AU  - O'Rourke,Charles Edward
TI  - Elementary structural engineering
U1  - 624.1 
PY  - 1941///
CY  - New York
PB  - McGraw-Hill
KW  - Structural engineering
KW  - Structural analysis (Engineering)
KW  - Structural frames
N1  - Includes index
ER  -