Cita APA (7a ed.)

O'Brien O'Keeffe, K. (1997). Reading Old English texts. Cambridge University Press.

Cita Chicago Style (17a ed.)

O'Brien O'Keeffe, Katherine. Reading Old English Texts. Cambridge [etc.]: Cambridge University Press, 1997.

Cita MLA (9a ed.)

O'Brien O'Keeffe, Katherine. Reading Old English Texts. Cambridge University Press, 1997.