Cita APA (7a ed.)

Nickson, C. (2019). The leaden heart (First world edition.). Severn House Publishers Ltd..

Cita Chicago Style (17a ed.)

Nickson, Chris. The Leaden Heart. First world edition. London: Severn House Publishers Ltd., 2019.

Cita MLA (8a ed.)

Nickson, Chris. The Leaden Heart. First world edition. Severn House Publishers Ltd., 2019.

Precaución: Estas citas no son 100% exactas.