Cita APA (7a ed.)

Groos, A., & Lacy, N. J. (2002). Perceval: Parzival : a casebook. Routledge.

Cita Chicago Style (17a ed.)

Groos, Arthur, y Norris J. Lacy. Perceval: Parzival : A Casebook. New York: Routledge, 2002.

Cita MLA (8a ed.)

Groos, Arthur, y Norris J. Lacy. Perceval: Parzival : A Casebook. Routledge, 2002.