Philippines. Department of Transportation and Communications. (1993). National telecommunications development plan, 1991-2010. DOTC.
Citace podle Chicago (17th ed.)Philippines. Department of Transportation and Communications. National Telecommunications Development Plan, 1991-2010. [Manila]: DOTC, 1993.
Citace podle MLA (9th ed.)Philippines. Department of Transportation and Communications. National Telecommunications Development Plan, 1991-2010. DOTC, 1993.
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