«The World Trade Centre Slow building»(engelsk). The Economist. 23. april 2009. Arkivert fra originalen 31. mai 2009. Besøkt 31. mai 2009. «The Port Authority is not willing to risk public money. It has its own problems. Last month it quietly renamed the Freedom Tower “One World Trade Centre”, which is the legal address.»
«Freedom Tower has a new preferred name»(engelsk). Associated Press. 26. mars 2009. Arkivert fra originalen 31. mai 2009. Besøkt 31. mai 2009. «Officials heading the agency that owns the site confirmed Thursday that the name had long ago taken second place to its official title: One World Trade Center.»
«The World Trade Centre Slow building»(engelsk). The Economist. 23. april 2009. Arkivert fra originalen 31. mai 2009. Besøkt 31. mai 2009. «The Port Authority is not willing to risk public money. It has its own problems. Last month it quietly renamed the Freedom Tower “One World Trade Centre”, which is the legal address.»
«Freedom Tower has a new preferred name»(engelsk). Associated Press. 26. mars 2009. Arkivert fra originalen 31. mai 2009. Besøkt 31. mai 2009. «Officials heading the agency that owns the site confirmed Thursday that the name had long ago taken second place to its official title: One World Trade Center.»