TY  - BOOK
AU  - Shigley, Joseph E.
AU  - Mischke, Charles R.
TI  - Mechanisms: A mechanical designers' workbook 
SN  - 9780070569270
AV  - TJ 230 .S8235 1990 
PY  - 1990///
CY  - USA
PB  - Mc graw hill
N1  - Includes index
ER  -