^Berry, Mick and Gianni, Jason (2004). The Drummer's Bible: How to Play Every Drum Style from Afro-Cuban to Zydeco, p.55. ISBN9781884365324.
^Sunday, April 03, 2016. "Feel it in Carlie's One Drop", JamaicaObserver.com. According to Rolling Stone Magazine, "Barrett popularised the music's signature 'One Drop' rhythm in the Wailers and Bob Marley's solo band." Accessed: 7 September 2016.
^"Carlton Barrett", Manik.sk/BobMarley. "Carlton 'Carly' Barrett was the originator of the one drop rhythm, a percussive drumming style...'My Cup (Runneth Over)', 'Duppy Conqueror', 'Soul Rebel', and 'Small Axe'. These songs became part of a double LP set that Perry released: Soul Rebels and Soul Revolution, and formed the early foundation of the one drop sound." Accessed: 7 September 2016.
^Schlueter, Brad (July 21, 2011). "The Greatest Reggae Beats On Record", DrumMagazine.com. "Carlton Barrett...is often credited with creating the one-drop groove." Accessed: 7 September 2016.
^Perone, James (2012). The Album: A Guide to Pop Music's Most Provocative, Influential, and Important Creations, unpaginated, n.8. ABC-CLIO. ISBN9780313379079. "The rhythm was pioneered by the Wailers' rhythm section, Aston 'Family Man' Barrett and his brother, Carlton 'Carlie' Barrett."
^David Katz (8 November 2000). "Winston Grennan – Background musician with foreground players". London: Guardian.co.uk. Retrieved 15 September 2011. "Grennan developed for rock steady the one-drop rhythm that was marked by a prominent snare drum stroke on the third beat of every measure. It was this hard beat on the third, he explained, 'that would cut the beat in half'." Accessed: 7 September 2016.
^Pareles, Jon (4 November 2000). "Winston Grennan, 56, Jamaican Drummer". The New York Times. "The one-drop rhythm is a sparse, unhurried beat with a bass-drum accent -- the one drop -- on the third beat. ... Mr. Grennan notched down the speed of rock steady with the one-drop rhythm, which became established as the core of reggae." Accessed: 7 September 2016.