TY  - BOOK
AU  - Beer, F.P, Johnston, E.R, Dewolf, J.T, Mazurek, D.F
AU  - F. P, Beer, 
AU  - E, R, Johnston,
AU  -  J.T, Dewolf, 
AU  - D.F Mazurek.
TI  - Mechanics of materials
SN  - 9780071284226
PY  - 2006///
CY  - New york
PB  - McGraw-Hill
KW  - Strenght of materials
ER  -