TY  - BOOK
ED  - Nordisk Statistisk Skriftserie (1960 : Helsinki)
ED  - Nordiska Statististikermotena Helsingford
TI  - Statistical conference of Northan countries: proceedings
U1  - 000S.06 
PB  - 1961
KW  - Report
KW  - Statistics
N1  - Statistical reports of the Northan countries
ER  -