TY  - BOOK
AU  - Singh, Lakhwinder Pal
AU  - Singh, Harwinder
TI  - Engineering drawing: principles and applications
SN  - 9781108707725
U1  - 604.2 SIN 
PY  - 2021///
CY  - New York
PB  - Cambridge University Press
KW  - Orthographic projections
KW  - Mechanical drawing
KW  - Geographic constructions
ER  -