APA-referens (7:e uppl.)

Bock, G., & Marca, D. A. (1995). Designing Groupware: A guidebook for designers, implementors, and users. McGraw-Hill.

Chicago-referens (17:e uppl.)

Bock, Geoffrey, och David A. Marca. Designing Groupware: A Guidebook for Designers, Implementors, and Users. New York: McGraw-Hill, 1995.

MLA-referens (9:e uppl.)

Bock, Geoffrey, och David A. Marca. Designing Groupware: A Guidebook for Designers, Implementors, and Users. McGraw-Hill, 1995.