As per me there are so few MBA colleges in CAGLIARI italy listed below

Università degli Studi di Cagliari
Via Università, 40, 09124 Cagliari, Italy

Ef Education Srl
Via Costantinopoli, 42, 09129 Cagliari, Italy

International English Centre Cagliari
Via Roma, 245, 09124 Cagliari, Italy

Here is colleges for MBA near by CAGLIARI italy
Bologna Business School (BBS)
Bologna, Italy

SDA Bocconi School of Management
Milan, Italy

Università di Pisa • University of Pisa
Pisa, Italy

MIP Politecnico di Milano
Milan, Italy

MIB School of Management
Trieste, Italy

St. John's University - Rome Campus
Rome, Italy

Luiss Guido Carli
Rome, Italy

STOA' - Istituto di Studi per la Direzione e Gestione di Impresa
Ercolano (NA), Italy