Cita APA (7a ed.)

International Online Information Meeting. (1989). Online Information 89: 13th International Online Information Meeting, London 12-14 December 1989 : proceedings. Learned Information.

Cita Chicago Style (17a ed.)

International Online Information Meeting. Online Information 89: 13th International Online Information Meeting, London 12-14 December 1989 : Proceedings. Oxford [etc.]: Learned Information, 1989.

Cita MLA (9a ed.)

International Online Information Meeting. Online Information 89: 13th International Online Information Meeting, London 12-14 December 1989 : Proceedings. Learned Information, 1989.