Cita APA (7th ed.)

ULRICH, K. T., & EPPINGER, S. D. (2004). Product design and development (Ed.3.). McGraw-Hill.

Cita Chicago (17th ed.)

ULRICH, Karl T., i Steven D. EPPINGER. Product Design and Development. Ed.3. Boston: McGraw-Hill, 2004.

Cita MLA (9th ed.)

ULRICH, Karl T., i Steven D. EPPINGER. Product Design and Development. Ed.3. McGraw-Hill, 2004.