Cita APA (7a ed.)

Engelen, E. S. v. (2019). New world technologies: 2020 and beyond (First edition.). Business Expert Press.

Cita Chicago Style (17a ed.)

Engelen, Errol S. van. New World Technologies: 2020 and Beyond. First edition. New York: Business Expert Press, 2019.

Cita MLA (8a ed.)

Engelen, Errol S. van. New World Technologies: 2020 and Beyond. First edition. Business Expert Press, 2019.