Citazione APA

Benjamin, C. H., & Hoffman, J. D. (1913). Machine design. H. Holt and Company.

Stile di citazione Chicago

Benjamin, Charles Henry, e James D. Hoffman. Machine Design. New York: H. Holt and Company, 1913.

Citazione MLA

Benjamin, Charles Henry, e James D. Hoffman. Machine Design. H. Holt and Company, 1913.