อ้างอิง ของ ตูเกกาเรา

  1. 1 2 http://www.rdc2.gov.ph/invest/tuguegarao/index.php/basicfacts/reasons-to-invest
  2. http://www.oocities.org/mytugcity/childfriendly.html
  3. http://ibanagcity.blogspot.com/2008/08/tuguegarao-city-premier-ibanag-city.html
  4. "Official City/Municipal 2013 Election Results". Intramuros, Manila, Philippines: Commission on Elections (COMELEC). 11 September 2013. สืบค้นเมื่อ 30 January 2014.
  5. "Province: CAGAYAN". PSGC Interactive. Makati City, Philippines: National Statistical Coordination Board. สืบค้นเมื่อ 30 January 2014.
  6. Census of Population (2015). "Region II (Cagayan Valley)". Total Population by Province, City, Municipality and Barangay. PSA. สืบค้นเมื่อ 20 มิถุนายน 2559. Check date values in: |accessdate= (help)
  7. "Cities and Municipalities Competitiveness Index - Cagayan Province". National Competitiveness Council, Philippines.
  8. (2013-04-04). "PAGASA: Hottest day so far this year in NCR at 35.2 degrees Celsius". GMA News Online. Retrieved on 2013-08-02.
  9. "March Climate History for Tuguegarao". myweather2.com.
  10. "April Climate History for Tuguegarao". myweather2.com.
  11. "Tuguegarao, Philippines: Average Temperatures and Rainfall". World Weather Online. สืบค้นเมื่อ 14 September 2014.
  12. "Tuguegarao, Philippines Travel Weather Averages (Weatherbase)". Weatherbase. สืบค้นเมื่อ 14 September 2014.

แหล่งที่มา

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