Select Cliff RICHARD from the drop-down selection box and click OK: "French Singles - Artists R". infodisc.fr (in French). Archived from the original on 18 October 2020. Retrieved 25 December 2020.
Select Cliff RICHARD from the drop-down selection box and click OK: "French Singles - Artists R". infodisc.fr (in French). Archived from the original on 18 October 2020. Retrieved 25 December 2020.
worldradiohistory.com
"Cash Box - Germany"(PDF). Cashbox. 11 May 1968. p. 62. Retrieved 6 September 2023 – via World Radio History.