TY  - BOOK
AU  - Verman,Lal C.
AU  - kaul,Jainath
ED  - India.
TI  - Metric change in India
U1  - 389.152 
PY  - 1970///
CY  - New Delhi
PB  - Indian Standard Institution
KW  - Metrology
KW  - India
ER  -