De Santis, V. P., Huthmacher, J. J., & Labaree, B. W. (1968). America Past and Present: An Interpretation with readings. Allyn and Bacon.
Cita Chicago Style (17a ed.)De Santis, Vincent P., J. Joseph Huthmacher, y Benjamin Woods Labaree. America Past and Present: An Interpretation with Readings. Boston: Allyn and Bacon, 1968.
Cita MLA (9a ed.)De Santis, Vincent P., et al. America Past and Present: An Interpretation with Readings. Allyn and Bacon, 1968.
Precaución: Estas citas no son 100% exactas.