Cita APA (7a ed.)
Hutchinson, S. E., & Sawyer, S. C. (1990). Computers: <The> User Perspective (2. ed.). Irwin.
Cita Chicago Style (17a ed.)
Hutchinson, Sarah E., y Stacey C. Sawyer. Computers: <The> User Perspective. 2. ed. Homewood: Irwin, 1990.
Cita MLA (9a ed.)
Hutchinson, Sarah E., y Stacey C. Sawyer. Computers: <The> User Perspective. 2. ed. Irwin, 1990.
Precaución: Estas citas no son 100% exactas.