Citazione APA

Contance, J. (1978). How to become a professional engineer (3rd ed.). McGraw-Hill.

Stile di citazione Chicago

Contance, John. How to Become a Professional Engineer. 3rd ed. New York: McGraw-Hill, 1978.

Citazione MLA

Contance, John. How to Become a Professional Engineer. 3rd ed. McGraw-Hill, 1978.