Cita APA (7a ed.)

Verry, H. R. (1958). Document copying and reproduction processes. Fountain Press.

Cita Chicago Style (17a ed.)

Verry, Herbert Richard. Document Copying and Reproduction Processes. London: Fountain Press, 1958.

Cita MLA (9a ed.)

Verry, Herbert Richard. Document Copying and Reproduction Processes. Fountain Press, 1958.