Lord, J. (1849). Modern history. Cowperthwait.
Cita Chicago (17th ed.)Lord, John. Modern History. Filadelfia: Cowperthwait, 1849.
Cita MLA (9th ed.)Lord, John. Modern History. Cowperthwait, 1849.
Atenció: Aquestes cites poden no estar 100% correctes.