Cita APA (7a ed.)

Bobp, M. E., & Richey, D. (1994). Serving Secondary Users: Can It Continue?

Cita Chicago Style (17a ed.)

Bobp, Mary Ellen, y Debora Richey. Serving Secondary Users: Can It Continue? 1994.

Cita MLA (9a ed.)

Bobp, Mary Ellen, y Debora Richey. Serving Secondary Users: Can It Continue? 1994.