Learning from 9/11--understanding the collapse of the World Trade Center :
hearing before the Committee on Science, House of Representatives, One Hundred Seventh Congress, second session, March 6, 2002.

APA Citation

United States. Congress. House. Committee on Science. (2002). Learning from 9/11--understanding the collapse of the World Trade Center: hearing before the Committee on Science, House of Representatives, One Hundred Seventh Congress, second session, March 6, 2002. Washington: U.S. G.P.O. .

MLA Citation

United States. Congress. House. Committee on Science. Learning From 9/11--understanding the Collapse of the World Trade Center: Hearing Before the Committee On Science, House of Representatives, One Hundred Seventh Congress, Second Session, March 6, 2002. Washington: U.S. G.P.O. , 2002.