Doyle, C. H. (1959). Beware of the "Soft-Sell" on Liberalism. St. Paul, Minn..
Cita Chicago Style (17a ed.)Doyle, Charles Hugo. Beware of the "Soft-Sell" on Liberalism. St. Paul, Minn., 1959.
Cita MLA (8a ed.)Doyle, Charles Hugo. Beware of the "Soft-Sell" on Liberalism. St. Paul, Minn., 1959.
Precaución: Estas citas no son 100% exactas.