TY  - BOOK
AU  - NORWAY , STATISTICAL (Central Bureau of --)
ED  - NORWAY , STATISTICAL (Central Bureau of --)
TI  - Statistical yearbook of Norway 1972 :  91st issue .   
U1  - B28n . 573 . N72, L2 
PY  - 1972///
CY  - Oslo
PB  - Central Bureau of Statistics       
ER  -