Rao Natti, S., & O'Brien, K. (1998). Design data for plastics engineers. Hanser.
Dyfyniad Arddull ChicagoRao Natti, S., and Keith O'Brien. Design Data for Plastics Engineers. Munich: Hanser, 1998.
Dyfyniad MLARao Natti, S., and Keith O'Brien. Design Data for Plastics Engineers. Hanser, 1998.
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