Clavecilla, W. P. (1991). Philippines by year 2000: Electronics, telecommunications and other factors relevant to the socio-economic development of the Philippines. The Author.
Citace podle Chicago (17th ed.)Clavecilla, Wigberto P. Philippines by Year 2000: Electronics, Telecommunications and Other Factors Relevant to the Socio-economic Development of the Philippines. Quezon City: The Author, 1991.
Citace podle MLA (9th ed.)Clavecilla, Wigberto P. Philippines by Year 2000: Electronics, Telecommunications and Other Factors Relevant to the Socio-economic Development of the Philippines. The Author, 1991.
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