TY  - BOOK
AU  - Shigley edward joseph
TI  - Mechanical engineering design
SN  - 0070568987
U1  - 621.815 SHI 
PY  - 1986///,
CY  - New york
PB  - Mcgraw hill book company
KW  - Introduction
KW  - Stress analysis
KW  - Mechanical springs
N1  - Index
ER  -