Cita APA (7a ed.)

Ryan, K. (1989). Shakespeare. Harvester Wheatsheaf.

Cita Chicago Style (17a ed.)

Ryan, Kiernan. Shakespeare. New York [etc.]: Harvester Wheatsheaf, 1989.

Cita MLA (9a ed.)

Ryan, Kiernan. Shakespeare. Harvester Wheatsheaf, 1989.