Cita APA (7a ed.)

Drake, S. A. (1892). The battle of Gettysburg, 1863. Lee and Shepard.

Cita Chicago Style (17a ed.)

Drake, Samuel Adams. The Battle of Gettysburg, 1863. Boston: Lee and Shepard, 1892.

Cita MLA (8a ed.)

Drake, Samuel Adams. The Battle of Gettysburg, 1863. Lee and Shepard, 1892.