Dyfyniad APA

SEIDER, W. D. (2004). PRODUCT AND PROCESS DESIGN PRINCIPLES 2 ND EDI. JOHN WILEY.

Dyfyniad Arddull Chicago

SEIDER, W D. PRODUCT AND PROCESS DESIGN PRINCIPLES 2 ND EDI. SINGAPORE: JOHN WILEY, 2004.

Dyfyniad MLA

SEIDER, W D. PRODUCT AND PROCESS DESIGN PRINCIPLES 2 ND EDI. JOHN WILEY, 2004.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.