TY  - BOOK
AU  - Rothbart, Harold A.
TI  - Mechanical Design Handbook 
SN  - 0070540381
U1  - 621.81502 
PY  - 1996///
CY  - New York : 
PB  - McGraw-Hill, 
KW  - Machine Design Handbooks Manuals
N1  - YY
UR  - https://eaklibrary.neduet.edu.pk:8443/catalog/bk/books/toc/0-07-054038-1.pdf
ER  -