Cita APA (7th ed.)

OTTO KEVIN N. (2009). PRODUCT DESIGN. PEARSON EDUCATION.

Cita Chicago (17th ed.)

OTTO KEVIN N. PRODUCT DESIGN. INDIA: PEARSON EDUCATION, 2009.

Cita MLA (9th ed.)

OTTO KEVIN N. PRODUCT DESIGN. PEARSON EDUCATION, 2009.