TY  - BOOK
AU  - Rao,V.V.Lakshmana
TI  - International system of units,
AV  - QA1 .M92 no. 58
U1  - 389/.152 
PY  - 1967///?]
CY  - Madras
PB  - Institute of Mathematical Sciences
KW  - Metric system
ER  -