Philippines. Bureau of Customs. (2010). Rules and Regulations to implement CAO No.4 on Establishing an Enhanced Customs Transit System with the use of Global Positioning (GSP) Technology. Philippine Daily Inquirer.
Chicago Style (17. basım) AtıfPhilippines. Bureau of Customs. "Rules and Regulations to Implement CAO No.4 on Establishing an Enhanced Customs Transit System with the Use of Global Positioning (GSP) Technology." Philippine Daily Inquirer 2010.
MLA (9th ed.) AtıfPhilippines. Bureau of Customs. "Rules and Regulations to Implement CAO No.4 on Establishing an Enhanced Customs Transit System with the Use of Global Positioning (GSP) Technology." Philippine Daily Inquirer, 2010.
Uyarı: Bu alıntı herzaman %100 doğru olmayabilir..