(1993). Philippine transportation and communications directory, 1992-1993. Kilter Enterprises.
Chicago-viite (17. p.)Philippine Transportation and Communications Directory, 1992-1993. Mandaluyong, Metro Manila: Kilter Enterprises, 1993.
MLA-viite (9. p.)Philippine Transportation and Communications Directory, 1992-1993. Kilter Enterprises, 1993.
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