Camillo Giardina
He served in the cabinets of Prime Ministers Antonio Segni , Fernando Tambroni and Amintore Fanfani . 
<triplet> Antonio Segni <subj> Prime Ministers <obj> position held <triplet> Fernando Tambroni <subj> Prime Ministers <obj> position held <triplet> Amintore Fanfani <subj> Prime Ministers <obj> position held