Briggs, D. J. (2003). Making a difference: Indicators to improve children's environmental health. World Health Organization.
শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিBriggs, David J. Making a Difference: Indicators to Improve Children's Environmental Health. Geneva: World Health Organization, 2003.
M.L.A (8 ম সংস্করণ) উদ্ধৃতিBriggs, David J. Making a Difference: Indicators to Improve Children's Environmental Health. World Health Organization, 2003.
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