Coughlan, S. (2011). Fairness challenge from first global education 'laureate'. BBC News , Business.
Chicago-viite (17. p.)Coughlan, Sean. Fairness Challenge from First Global Education 'Laureate'. BBC News , Business, 2011.
MLA-viite (8. p.)Coughlan, Sean. Fairness Challenge from First Global Education 'Laureate'. BBC News , Business, 2011.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.