Villanueva, . R. . L. (2002). Public awaiting efficient service, much still to be desired in power and water. Business World Anniversary Report.
Chicago-viite (17. p.)Villanueva, Ruffy L. "Public Awaiting Efficient Service, Much Still to Be Desired in Power and Water." Business World Anniversary Report 2002.
MLA-viite (9. p.)Villanueva, Ruffy L. "Public Awaiting Efficient Service, Much Still to Be Desired in Power and Water." Business World Anniversary Report, 2002.
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