Wybenga, G. L., & Roth, L. (2006). The packaging designer's book of patterns (Third edition.). John Wiley & Sons.
Lua i Stíl Chicago (17ú heag.)Wybenga, George L., agus Lâaszlo Roth. The Packaging Designer's Book of Patterns. Third edition. Hoboken, N.J: John Wiley & Sons, 2006.
Lua MLA (8ú heag.)Wybenga, George L., agus Lâaszlo Roth. The Packaging Designer's Book of Patterns. Third edition. John Wiley & Sons, 2006.
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