Philippine Long Distance Telephone Company & Directories Philippines Corporation. (2002). Quezon City business directory. PLDT ; DPC.
Citace podle Chicago (17th ed.)Philippine Long Distance Telephone Company a Directories Philippines Corporation. Quezon City Business Directory. Makati City: PLDT ; DPC, 2002.
Citace podle MLA (9th ed.)Philippine Long Distance Telephone Company a Directories Philippines Corporation. Quezon City Business Directory. PLDT ; DPC, 2002.
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