Sinha, Aparijita. [1]Arkivigite je 2014-04-15 per la retarkivo Wayback Machine. "What are the functions and objectives of the WTO?". Konsultita la 13a de Aprilo, 2014.
Sinha, Aparijita. [1]Arkivigite je 2014-04-15 per la retarkivo Wayback Machine. "What are the functions and objectives of the WTO?". Konsultita la 13a de Aprilo, 2014.