MEDIAZIONE : AGENZIA ENTRATE ISTRUZIONI OPERATIVE

http://www.agenziaentrate.gov.it/wps/wcm/connect/79375b004a91a92c990bd9f99946a13b/cir9e+del+19+03+12+_3_.pdf?MOD=AJPERES&CACHEID=79375b004a91a92c990bd9f99946a13b