Citazione APA

Cianfrani, C. A., Tsiakals, J. J., & West, J. E. (2010). ISO 9001: 2008 explained (3rd ed.). New age international.

Stile di citazione Chicago

Cianfrani, Charles A., Joseph J. Tsiakals, e John E. West. ISO 9001: 2008 Explained. 3rd ed. New Delhi: New age international, 2010.

Citazione MLA

Cianfrani, Charles A., et al. ISO 9001: 2008 Explained. 3rd ed. New age international, 2010.