Society of Plastics Engineers. Polymer engineering and science. Society of Plastics Engineers.
Παραπομπή σε μορφή Chicago (17η εκδ.)Society of Plastics Engineers. Polymer Engineering and Science. Stamford: Society of Plastics Engineers.
Παραπομπή σε μορφή MLA (8th εκδ.)Society of Plastics Engineers. Polymer Engineering and Science. Society of Plastics Engineers.
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