Cita APA (7a ed.)

Johnstone, W. W., & Johnstone, J. A. (2025). Hard men to kill (Large print edition.). Thorndike Press Large Print.

Cita Chicago Style (17a ed.)

Johnstone, William W., y J. A. Johnstone. Hard Men to Kill. Large print edition. [Waterville, Maine]: Thorndike Press Large Print, 2025.

Cita MLA (8a ed.)

Johnstone, William W., y J. A. Johnstone. Hard Men to Kill. Large print edition. Thorndike Press Large Print, 2025.

Precaución: Estas citas no son 100% exactas.