Boxer, C. R. (1973). The Portuguese seaborne empire, 1415-1825. Penguin Books.
Cita Chicago Style (17a ed.)Boxer, C. R. The Portuguese Seaborne Empire, 1415-1825. London: Penguin Books, 1973.
Cita MLA (8a ed.)Boxer, C. R. The Portuguese Seaborne Empire, 1415-1825. Penguin Books, 1973.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.