Cita APA

Dubois, J. H., & John, F. W. (1981). Plastics. Van Nostrand Reinhold Company.

Chicago Edition Citation

Dubois, John Harry, i Frederick W. John. Plastics. New York: Van Nostrand Reinhold Company, 1981.

Cita MLA

Dubois, John Harry, i Frederick W. John. Plastics. Van Nostrand Reinhold Company, 1981.