TY  - BOOK
AU  - Riggs, Ronald D.
TI  - Print Reading for Machine Shop 
SN  - 0826918700
U1  - 604.25 
PY  - 1981///
CY  - Washington, Dc : 
PB  - American Technical Publishers, 
KW  - Electronics Graphics Methods
KW  - Technical Drawing
N1  - NN
UR  - https://eaklibrary.neduet.edu.pk:8443/catalog/bk/books/toc/0-8269-1870-0.pdf
ER  -