You could use academic referencing style, e.g Harvard style "Mozilla (2021) Common Voice. Available at https://commonvoice.mozilla.org/ (Accessed: 15th September 2021)"
Ị́ nwèrè íké íjì ụ̀dị́ ǹtụ̀áká àgụ̀mákwụ́kwọ́, dị́kà ụ̀dị́ Harvard "Mozilla (2021) Common Voice. Ọ dị́ nà https://commonvoice.mozilla.org/ (Nwètàrà: 15th Septemba 2021)"