Citazione Stile APA (7a Edizione)

Mansfield, E. (1968). Industrial research and technological innovation: An econometric analysis ([1st ed.].). Norton.

Citazione stile Chigago Style (17a edizione)

Mansfield, Edwin. Industrial Research and Technological Innovation: An Econometric Analysis. [1st ed.]. New York: Norton, 1968.

Citatione MLA (9a ed.)

Mansfield, Edwin. Industrial Research and Technological Innovation: An Econometric Analysis. [1st ed.]. Norton, 1968.