Georgia GOP Congressman Doug Collins disappointed in gay marriage ruling. The Atlanta Journal-Constitution [online]. 2015-06-25 [cit. 2025-02-28]. Dostupné v archivu pořízeném z originálu dne 2020-10-11.
Rep. Doug Collins, called to serve in Iraq, will run for re-election. The Gainsvilles Times [online]. 2008-05-10 [cit. 2025-03-04]. Dostupné v archivu pořízeném z originálu dne 2013-04-11.
'I left parts of my body behind fighting terrorists in Iraq': Sen. Tammy Duckworth responds to GOP congressman's claim that Democrats are 'in love with terrorists'. Business Insider [online]. 2020-01-09 [cit. 2025-02-28]. Dostupné online.
Top House Judiciary Republican makes unfounded claim that Democrats are ‘in love with terrorists’ [online]. CNN, 2020-01-09 [cit. 2025-02-28]. Dostupné online.
Rep. Doug Collins, called to serve in Iraq, will run for re-election. The Gainsvilles Times [online]. 2008-05-10 [cit. 2025-03-04]. Dostupné v archivu pořízeném z originálu dne 2013-04-11.
ACA health insurance enrollment exceeds forecasts in nation, state. The Gainesville Times [online]. 2017-12-24 [cit. 2025-03-04]. Dostupné online.
Top Republican Lawmaker Apologizes for ‘Democrats Love Terrorists’ Remarks but on Fox News He Defends His Claim [online]. The New Civil Rights Movement, 2020-01-10 [cit. 2025-02-28]. Dostupné online.
'Unforgivable': Rep. Doug Collins slammed for tweet about Ruth Bader Ginsburg's abortion stance after her death [online]. USA Today, 2020-09-19 [cit. 2025-02-28]. Dostupné online.
Georgia GOP Congressman Doug Collins disappointed in gay marriage ruling. The Atlanta Journal-Constitution [online]. 2015-06-25 [cit. 2025-02-28]. Dostupné v archivu pořízeném z originálu dne 2020-10-11.
COLLINS, Doug. Ready to get to work for America’s Veterans. Thank you to Supreme Court Justice Clarence Thomas for swearing me in this morning. A tremendous honor! [online]. Twitter, 2025-02-05 [cit. 2025-02-28]. Dostupné online.