Depasupil, W. B. (2002). P24-M illegal imports, nasabat: Sanctions vs anti-smuggling, ipinatupad ng BOC. Kabayan.
Cita Chicago (17th ed.)Depasupil, William B. "P24-M Illegal Imports, Nasabat: Sanctions Vs Anti-smuggling, Ipinatupad Ng BOC." Kabayan 2002.
Cita MLA (9th ed.)Depasupil, William B. "P24-M Illegal Imports, Nasabat: Sanctions Vs Anti-smuggling, Ipinatupad Ng BOC." Kabayan, 2002.
Atenció: Aquestes cites poden no estar 100% correctes.