Lukacs, J. (2008). Blood, toil, tears, and sweat: The dire warning. Basic Books.
Cita Chicago Style (17a ed.)Lukacs, John. Blood, Toil, Tears, and Sweat: The Dire Warning. New York: Basic Books, 2008.
Cita MLA (9a ed.)Lukacs, John. Blood, Toil, Tears, and Sweat: The Dire Warning. Basic Books, 2008.
Precaución: Estas citas no son 100% exactas.