Harper, C. A., & Petrie, E. M. (2003). Plastics materials and processes: A concise encyclopedia. Wiley-Interscience.
Lua i Stíl Chicago (17ú heag.)Harper, Charles A., agus Edward M. Petrie. Plastics Materials and Processes: A Concise Encyclopedia. Hoboken, N.J: Wiley-Interscience, 2003.
Lua MLA (9ú heag.)Harper, Charles A., agus Edward M. Petrie. Plastics Materials and Processes: A Concise Encyclopedia. Wiley-Interscience, 2003.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.