Department of Transportation and Communications & Japan International Cooperation Agency. (2004). The inter-regional passenger and freight flow surveys in the Republic of the Philippines: Final report ; annexes. Japan International Cooperation Agency.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Department of Transportation and Communications و Japan International Cooperation Agency. The Inter-regional Passenger and Freight Flow Surveys in the Republic of the Philippines: Final Report ; Annexes. [Manila]: Japan International Cooperation Agency, 2004.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Department of Transportation and Communications و Japan International Cooperation Agency. The Inter-regional Passenger and Freight Flow Surveys in the Republic of the Philippines: Final Report ; Annexes. Japan International Cooperation Agency, 2004.