PoIII.6724/ 1 

A u r b a k k e n, Erik.-The Role of registers 
and the linking of data from different sources. 
By Erik Aurbakken and Petter Jakob 
Bjerve.-[Wien: Österrö Statistisches Zentralamt 
1973.J 18 s. 8 [Umschlagt.J 
(Invited Paper. 4,1.)