Cita APA (7a ed.)

Upson, N. (2017). Nine lessons (North American edition.). Crooked Lane.

Cita Chicago Style (17a ed.)

Upson, Nicola. Nine Lessons. North American edition. New York: Crooked Lane, 2017.

Cita MLA (8a ed.)

Upson, Nicola. Nine Lessons. North American edition. Crooked Lane, 2017.

Precaución: Estas citas no son 100% exactas.