Kranzberg, M. (1959). 1848: A turning point? D.C. Heath and Company.
Cita Chicago Style (17a ed.)Kranzberg, Melvin. 1848: A Turning Point? Boston: D.C. Heath and Company, 1959.
Cita MLA (9a ed.)Kranzberg, Melvin. 1848: A Turning Point? D.C. Heath and Company, 1959.
Precaución: Estas citas no son 100% exactas.