Ochs, D. A., & Ochs, G. L. (1997). The past and the presidents. Southern Pu. Ass.
Cita Chicago Style (17a ed.)Ochs, Daniel A., y Grace Lilian Ochs. The Past and the Presidents. Nashville: Southern Pu. Ass, 1997.
Cita MLA (9a ed.)Ochs, Daniel A., y Grace Lilian Ochs. The Past and the Presidents. Southern Pu. Ass, 1997.
Precaución: Estas citas no son 100% exactas.