Cita APA (7a ed.)
Sheldon, A. E., Sellers, J. L., & Olson, J. C. Nebraska history. [Nebraska State Historical Society].
Cita Chicago Style (17a ed.)
Sheldon, Addison Erwin, James L. Sellers, y James C. Olson. Nebraska History. [Lincoln]: [Nebraska State Historical Society].
Cita MLA (9a ed.)
Sheldon, Addison Erwin, et al. Nebraska History. [Nebraska State Historical Society].
Precaución: Estas citas no son 100% exactas.