APA (7th ed.) Citation

Mansperger, D. E., & Pepper, C. W. (1938). Plastics: Problems and processes. International textbook company.

Chicago Style (17th ed.) Citation

Mansperger, Dale E., and Carson W. Pepper. Plastics: Problems and Processes. Scranton, Pa.: International textbook company, 1938.

MLA (9th ed.) Citation

Mansperger, Dale E., and Carson W. Pepper. Plastics: Problems and Processes. International textbook company, 1938.