(2013). Guidelines on water quality monitoring for tropical ponds. Centre for Urban Greenery and Ecology.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रGuidelines on Water Quality Monitoring for Tropical Ponds. Singapore: Centre for Urban Greenery and Ecology, 2013.
एमएलए (9वां संस्करण) प्रशस्ति पत्रGuidelines on Water Quality Monitoring for Tropical Ponds. Centre for Urban Greenery and Ecology, 2013.
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