Παραπομπή APA

Wittfoht, A. M. (1981). Plastics technical dictionary English - German /German -English: Part 2 -Alphabatical dictionary German -English. Hanser.

Παραπομπή Chicago Style

Wittfoht, A M. Plastics Technical Dictionary English - German /German -English: Part 2 -Alphabatical Dictionary German -English. Munich: Hanser, 1981.

Παραπομπή MLA

Wittfoht, A M. Plastics Technical Dictionary English - German /German -English: Part 2 -Alphabatical Dictionary German -English. Hanser, 1981.