APA (7th ed.) Citation

Husted & Nenning, Hoyer & Ludwig, & Morris, A. (1861). Map of the Confederate States of America. A. Morris.

Chicago Style (17th ed.) Citation

Husted & Nenning, Hoyer & Ludwig, and A. Morris. Map of the Confederate States of America. Richmond, Va.: A. Morris, 1861.

MLA (8th ed.) Citation

Husted & Nenning, et al. Map of the Confederate States of America. A. Morris, 1861.