TY  - BOOK
AU  - Negi, L. S.
TI  - Strenght of materials
T2  - Sigma series
SN  - 9780070634596
U1  - 620.112 NEG 
PY  - 2016///
CY  - New Delhi
PB  - McGraw Hill Education (India)
N1  - Includes bibliographical references
ER  -