[January 18, 2017]. (原始内容存档于2018-02-16). Republic Act 10928: TheAct Extending the Validity of Passports from Five to Ten Years. Official Gazette (Philippines)
(原始内容存档于2018-09-20) (英语). Overseas Territories Passports To Be Printed In The UK From July 15. Government of the Virgin Islands. 2015-04-27 [2017-06-23]. (原始内容存档于2021-01-22)