Villanueva, . R. . L. (2002). Public awaiting efficient service, much still to be desired in power and water. Business World Anniversary Report.
Lua i Stíl Chicago (17ú heag.)Villanueva, Ruffy L. "Public Awaiting Efficient Service, Much Still to Be Desired in Power and Water." Business World Anniversary Report 2002.
Lua MLA (9ú heag.)Villanueva, Ruffy L. "Public Awaiting Efficient Service, Much Still to Be Desired in Power and Water." Business World Anniversary Report, 2002.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.