Obama, B., & Cyr, D. H. (2010). [U.S. President Barack Obama awards posthumously the Medal of Honor to Chief Master Sergeant Richard L. Etchberger and speaks on his courageous actions on March 11, 1968 in Laos]. Whitehouse.gov.
Chicago Style (17th ed.) CitationObama, Barack, and David H. Cyr. [U.S. President Barack Obama Awards Posthumously the Medal of Honor to Chief Master Sergeant Richard L. Etchberger and Speaks on His Courageous Actions on March 11, 1968 in Laos]. [United States]: Whitehouse.gov, 2010.
MLA (8th ed.) CitationObama, Barack, and David H. Cyr. [U.S. President Barack Obama Awards Posthumously the Medal of Honor to Chief Master Sergeant Richard L. Etchberger and Speaks on His Courageous Actions on March 11, 1968 in Laos]. Whitehouse.gov, 2010.
Warning: These citations may not always be 100% accurate.