Ungerer, Horst <br/><br/>
The European monetary system :  the experience, 1979-82 / 
by Horst Ungerer, with Owen Evans and Peter Nyberg 
 - Washington, D.C. :  IMF,  1983 
 - v, 41 p. :  ill. ;  28 cm 
 - Occasional paper ;  no. 19 .