Her greatest commercial success was a series of literary, historical and sociological books about amorous relationships: Love and the French (1959), Love and the English (1960), Love and the Spanish (1961).
O seu maior éxito comercial foi unha serie de libros literarios, históricos e sociolóxicos sobre relacións amorosas: Love and the French (1959), Love and the English (1960), Love and the Spanish (1961).