TY  - BOOK
AU  - Sharma,R.C.
TI  - Metric system in secondary schools: handbook for teachers and textbook writers
AV  - QC93 .S5
PY  - 1965///]
CY  - [New Delhi]
PB  - Dept. of Curriculum, Methods & Textbooks, National Council of Educational Research & Training
KW  - Metric system
KW  - Study and teaching
ER  -