Perez, G. S. (1954). Manila galleons and Mexican pieces of eight.
Cita Chicago (17th ed.)Perez, Gilbert Somers. Manila Galleons and Mexican Pieces of Eight. 1954.
Cita MLA (9th ed.)Perez, Gilbert Somers. Manila Galleons and Mexican Pieces of Eight. 1954.
Atenció: Aquestes cites poden no estar 100% correctes.