@book{9355,
	author = {Beer, Ferdinand. and Maz},
	title = {Vector mechanics for engineers : Statics},
	publisher = {McGraw-Hill Science/Engineering/Math,},
	year = {1990.  },
	address = {656},
	edition = {.  },
	url = {http://www.amazon.com/exec/obidos/ASIN/0077402286/chopaconline-20}
}