@book{7389,
	author = {Beer, Ferdinand P. and Johnston, Jr., E. Russell.},
	title = {Vector Mechanics for Engineers, statics and dynamics /},
	publisher = {McGraw-Hill Science/Engineering/Math,},
	year = {2003.},
	address = {[S.l.] :},
	edition = {7th ed.},
	url = {http://www.amazon.com/exec/obidos/ASIN/0072931108/chopaconline-20}
}