(2020). MWSS to water firms: Explain customer complaints. Philippine Star.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र"MWSS to Water Firms: Explain Customer Complaints." Philippine Star 2020.
एमएलए (9वां संस्करण) प्रशस्ति पत्र"MWSS to Water Firms: Explain Customer Complaints." Philippine Star, 2020.
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