Cita APA (7th ed.)

Hall, M., & Frankl, E. (1981). Oxford (Revised edition.). Pevensey Press.

Cita Chicago (17th ed.)

Hall, Michael, i Ernest Frankl. Oxford. Revised edition. Newton Abbot, Devon: Pevensey Press, 1981.

Cita MLA (8th ed.)

Hall, Michael, i Ernest Frankl. Oxford. Revised edition. Pevensey Press, 1981.