Cita APA (7a ed.)

Spear, C. (1844). Essays on the punishment of death (5. ed.). Spear.

Cita Chicago Style (17a ed.)

Spear, Charles. Essays on the Punishment of Death. 5. ed. Boston [u.a.]: Spear, 1844.

Cita MLA (9a ed.)

Spear, Charles. Essays on the Punishment of Death. 5. ed. Spear, 1844.