Dyfyniad APA

Wybenga, G. L., & Roth, L. (2006). The packaging designer's book of patterns (Third edition.). John Wiley & Sons.

Dyfyniad Arddull Chicago

Wybenga, George L., and Lâaszlo Roth. The Packaging Designer's Book of Patterns. Third edition. Hoboken, N.J: John Wiley & Sons, 2006.

Dyfyniad MLA

Wybenga, George L., and Lâaszlo Roth. The Packaging Designer's Book of Patterns. Third edition. John Wiley & Sons, 2006.

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