Royal Society of Chemistry (Great Britain), Hester, R. E., & Harrison, R. M. (2009). Air quality in urban environments. RSC Publishing.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रRoyal Society of Chemistry (Great Britain), R. E. Hester, और Roy M. Harrison. Air Quality in Urban Environments. Cambridge, UK: RSC Publishing, 2009.
एमएलए (9वां संस्करण) प्रशस्ति पत्रRoyal Society of Chemistry (Great Britain), et al. Air Quality in Urban Environments. RSC Publishing, 2009.
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