APA (7 वां संस्करण) प्रशस्ति पत्र

Philippines. [Tariff and customs code (1982)]. (1998). Tariff and customs code of the Philippines. Philippine Tariff Commission.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

Philippines. [Tariff and customs code (1982)]. Tariff and Customs Code of the Philippines. Quezon City: Philippine Tariff Commission, 1998.

एमएलए (9वां संस्करण) प्रशस्ति पत्र

Philippines. [Tariff and customs code (1982)]. Tariff and Customs Code of the Philippines. Philippine Tariff Commission, 1998.