Philippines (Republic) & Tejam, M. A. (1971). Commentaries on the tariff and customs code of the Philippines (R.A. 1937, as amended) ([2nd ed.].). National Book Store.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रPhilippines (Republic) और Montano A. Tejam. Commentaries on the Tariff and Customs Code of the Philippines (R.A. 1937, as Amended). [2nd ed.]. Manila: National Book Store, 1971.
एमएलए (9वां संस्करण) प्रशस्ति पत्रPhilippines (Republic) और Montano A. Tejam. Commentaries on the Tariff and Customs Code of the Philippines (R.A. 1937, as Amended). [2nd ed.]. National Book Store, 1971.
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