TY  - GEN
AU  - Norris, Charles head
AU  - Wilbur, John Benson
TI  - Elementary structural analysis
T2  - Mc graw hill series in structural engineering & mechanics
U1  - 624.101 NOR 
CY  - Newyork, Mc Graw-Hill Book Co
KW  - Structural analysis/engineering structures
ER  -