APA Citation

Crawford, R. J., & Crawford, R. J. (1981). Plastics engineering (1. edition --.). Oxford: Pergamon.

Chicago Style Citation

Crawford, R. J., and R. J. Crawford. Plastics Engineering. 1. edition --. Oxford: Pergamon, 1981.

MLA Citation

Crawford, R. J., and R. J. Crawford. Plastics Engineering. 1. edition --. Oxford: Pergamon, 1981.

Warning: These citations may not always be 100% accurate.