Cita APA (7a ed.)

Johnston, M. D. (1987). The spiritual logic of Ramon Llull. Clarendon Press ; Oxford University Press.

Cita Chicago Style (17a ed.)

Johnston, Mark D. The Spiritual Logic of Ramon Llull. Oxford [Oxfordshire] : New York: Clarendon Press ; Oxford University Press, 1987.

Cita MLA (9a ed.)

Johnston, Mark D. The Spiritual Logic of Ramon Llull. Clarendon Press ; Oxford University Press, 1987.