2023年9月2日閲覧。 ^ “Rob Holding called into Under-21s squad for Toulon trip”. TheFA.com. 15 May 2016閲覧。 ^ “Arsenal close to £2m deal for Bolton’s England Under-21 defender
Toulon Tournament Hopes”. El Heraldo. (25 May 2014). http://www.elheraldo.co/deportes/colombia-debuta-con-derrota-en-el-torneo-esperanzas-de-toulon-153647