Top 40 Compilation Albums Archive". Official Charts Company. 10 April 2010 . Retrieved 3 March 2012.

For ordinary releases: use the number of that release (i.e. Now That's What I Call Music! 33 is number "33"). Now That's What I Call Disney Princess (25 November 2016) 3-CD. Released in association with Disney

Official Compilation Chart Top 100 – 19 April 2019 – 25 April 2019". Official Charts Company . Retrieved 29 July 2019. Official Compilations Chart Top 100 – 30 July 2021 – 5 August 2021". Official Charts Company . Retrieved 3 April 2021. Now That's What I Call Music! 30 - Now That's What I Call Music". www.nowmusic.com . Retrieved 2 July 2018. NOW That's What I Call Music! 101 - Now That's What I Call Music". www.nowmusic.com . Retrieved 1 November 2018. Now That's What I Call Music! 76 - Now That's What I Call Music". www.nowmusic.com . Retrieved 2 July 2018.

Now That's What I Call Music 4 to be released as a two-CD set". Superdeluxeedition.com. 12 October 2023 . Retrieved 12 October 2023. Now That's What I Call Music! 66 - Now That's What I Call Music". www.nowmusic.com . Retrieved 2 July 2018.Now That's What I Call Music! 39 - Now That's What I Call Music". www.nowmusic.com . Retrieved 2 July 2018.