Cita APA (7a ed.)
McDonough, F. (1997). The origins of the First and Second world wars. Cambridge Univ..
Cita Chicago Style (17a ed.)
McDonough, Frank. The Origins of the First and Second World Wars. Cambridge: Cambridge Univ., 1997.
Cita MLA (9a ed.)
McDonough, Frank. The Origins of the First and Second World Wars. Cambridge Univ., 1997.
Precaución: Estas citas no son 100% exactas.