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