Cita APA (7th ed.)

ULRICH KARL T. (2012). PRODUCT DESIGN AND DEVELOPMENT (4TH ED.). TATA MC GRAW HILL.

Cita Chicago (17th ed.)

ULRICH KARL T. PRODUCT DESIGN AND DEVELOPMENT. 4TH ED. NEW DELHI: TATA MC GRAW HILL, 2012.

Cita MLA (9th ed.)

ULRICH KARL T. PRODUCT DESIGN AND DEVELOPMENT. 4TH ED. TATA MC GRAW HILL, 2012.