TY  - BOOK
AU  - Riley, Williams 
AU  - Leroy Sturges 
AU  - Don Morris 
TI  - Mechanics of Materials / 
SN  - 13  978-0-471-70511-6
U1  - Circ. 620.11 R573m 2007 6th Edition 
PY  - 2007///.
CY  - United States 
PB  - John Wiley & Sons, Inc. 
ER  -