Cita APA

Johnson, C., & O"driscoll, N. (1991). Exchanging Information. London: Longman.

Chicago Style Citation

Johnson, Christine, i Nina O"driscoll. Exchanging Information. London: Longman, 1991.

Cita MLA

Johnson, Christine, i Nina O"driscoll. Exchanging Information. London: Longman, 1991.

Atenció: Aquestes cites poden no estar 100% correctes.