Skinner, W. Manufacturing policy in the plastic industry: A casebook of major production problems (3rd ed.). Richard D. Irwin.
Lua i Stíl Chicago (17ú heag.)Skinner, Wickham. Manufacturing Policy in the Plastic Industry: A Casebook of Major Production Problems. 3rd ed. Homewood, Ill., 1968: Richard D. Irwin.
Lua MLA (9ú heag.)Skinner, Wickham. Manufacturing Policy in the Plastic Industry: A Casebook of Major Production Problems. 3rd ed. Richard D. Irwin.
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