Manlavi, D. (1998). First circumnavigator was a Filipino slave. Philippine Daily Inquirer.
Cita Chicago (17th ed.)Manlavi, Diokno. "First Circumnavigator Was a Filipino Slave." Philippine Daily Inquirer 1998.
Cita MLA (9th ed.)Manlavi, Diokno. "First Circumnavigator Was a Filipino Slave." Philippine Daily Inquirer, 1998.
Atenció: Aquestes cites poden no estar 100% correctes.