Cita APA (7a ed.)

Gallina, P. (1986). On-line: Changing Products, Technologies and Roles.

Cita Chicago Style (17a ed.)

Gallina, Paul. On-line: Changing Products, Technologies and Roles. 1986.

Cita MLA (9a ed.)

Gallina, Paul. On-line: Changing Products, Technologies and Roles. 1986.