World weights and measures Hand book for statisticians.
World weights and measures Hand book for statisticians.
- New York United Nations 1966
- vi;138p cm.
- Statistical papers series no.21 .
General Book
V1N45,93:3(B2897).4.N66s, K6/UN
General Book
V1N45,93:3(B2897).4.N66s, K6/UN
