APA-Zitierstil (7. Ausg.)

Barros, Ó. (2017). Business engineering and service design, Volume I (Second edition.). Business Expert Press.

Chicago-Zitierstil (17. Ausg.)

Barros, Óscar. Business Engineering and Service Design, Volume I. Second edition. New York, New York (222 East 46th Street, New York, NY 10017): Business Expert Press, 2017.

MLA-Zitierstil (9. Ausg.)

Barros, Óscar. Business Engineering and Service Design, Volume I. Second edition. Business Expert Press, 2017.