Ulrich, K. T., & Eppinger, S. D. (1995). Project design and development. McGraw-Hill.
Cita Chicago (17th ed.)Ulrich, Karl T., i Steven D. Eppinger. Project Design and Development. New York: McGraw-Hill, 1995.
Cita MLA (9th ed.)Ulrich, Karl T., i Steven D. Eppinger. Project Design and Development. McGraw-Hill, 1995.
Atenció: Aquestes cites poden no estar 100% correctes.