Cita APA (7th ed.)
Colletti, G., & Notarnicola, A. (2009). Abbabusiness. Croce.
Cita Chicago (17th ed.)
Colletti, Giampaolo, i Andrea Notarnicola. Abbabusiness. Roma: Croce, 2009.
Cita MLA (9th ed.)
Colletti, Giampaolo, i Andrea Notarnicola. Abbabusiness. Croce, 2009.
Atenció: Aquestes cites poden no estar 100% correctes.