อ้างอิง ของ คลีฟแลนด์

  1. 1 2 Cleveland, Ohio Fact Sheet. United States Census Bureau. Retrieved on 2005-10-11.
  2. ↑ "Geographic Names Information System Feature Detail Report". USGS. Missing or empty |url= (help); |access-date= requires |url= (help)
  3. ↑ http://www.census.gov/population/www/cen2000/briefs/phc-t5/tables/tab02.pdf
  4. ↑ Census 2000 PHC-T-3. Table 1
  5. ↑ http://nobelprize.org/nobel_prizes/physics/laureates/1907/
  6. ↑ http://www.development.ohio.gov/research/files/B100000002.pdf
  7. ↑ http://health.usnews.com/best-hospitals/rankings/heart-and-heart-surgery
  8. ↑ ClevelandAirport
  9. ↑ "NCDC: U.S. Climate Normals" (PDF). National Oceanic and Atmospheric Administration. สืบค้นเมื่อ 2010-04-30.
  10. ↑ "Average Weather for Cleveland, OH - Temperature and Precipitation". The Weather Channel. สืบค้นเมื่อ 2007-07-23.
  11. ↑ "Climatological Normals of Cleveland". Hong Kong Observatory. สืบค้นเมื่อ 2011-07-16.

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