Cita APA (7th ed.)

Philippines.Bureau of Customs. (2005). Guide to IPR protection in the Philippine Bureau of Customs. Bureau of Customs-Intellectual Property Unit.

Cita Chicago (17th ed.)

Philippines.Bureau of Customs. Guide to IPR Protection in the Philippine Bureau of Customs. Manila: Bureau of Customs-Intellectual Property Unit, 2005.

Cita MLA (9th ed.)

Philippines.Bureau of Customs. Guide to IPR Protection in the Philippine Bureau of Customs. Bureau of Customs-Intellectual Property Unit, 2005.