TY  - BOOK
AU  - Punmia, B.C.
AU  - Jain, Ashok K
TI  - Theory of structures. Ed.13: S.I units
SN  - 9788170086185
U1  - 624.01 
PY  - 2017///
CY  - New Delhi
PB  - Laxmi
ER  -