Cita APA (7th ed.)
Ullman, D. G. (2018). The mechanical design process (6th ed.). Independesnce Oregon.
Cita Chicago (17th ed.)
Ullman, David G. The Mechanical Design Process. 6th ed. United States: Independesnce Oregon, 2018.
Cita MLA (9th ed.)
Ullman, David G. The Mechanical Design Process. 6th ed. Independesnce Oregon, 2018.
Atenció: Aquestes cites poden no estar 100% correctes.