Philippines. Congress. House of Representatives. Congressional Planning and Budget Office. (1990). Department of Transportation and Communication (DOTC): Oversight report. CPBO, House of Representatives.
Παραπομπή σε μορφή Chicago (17η εκδ.)Philippines. Congress. House of Representatives. Congressional Planning and Budget Office. Department of Transportation and Communication (DOTC): Oversight Report. Quezon City: CPBO, House of Representatives, 1990.
Παραπομπή σε μορφή MLA (9th εκδ.)Philippines. Congress. House of Representatives. Congressional Planning and Budget Office. Department of Transportation and Communication (DOTC): Oversight Report. CPBO, House of Representatives, 1990.
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