APA (7th ed.) Citation

Salter, W. E. (1966). Productivity and technological change (2. ed.). Univ. Press.

Chicago Style (17th ed.) Citation

Salter, Wilfrid E. Productivity and Technological Change. 2. ed. Cambridge: Univ. Press, 1966.

MLA (9th ed.) Citation

Salter, Wilfrid E. Productivity and Technological Change. 2. ed. Univ. Press, 1966.