CITATIONS
Tanks
Firstworldwar.com (2009) First World War.com - Weapons of War: Tanks. [online] Available at: http://www.firstworldwar.com/weaponry/tanks.htm [Accessed: 10 Apr 2013]
Flamethrower.
Firstworldwar.com (2009) First World War.com - Weapons of War: Flamethrowers. [online] Available at: http://www.firstworldwar.com/weaponry/flamethrowers.htm [Accessed: 10 Apr 2013].
Machine guns
Firstworldwar.com (2009) First World War.com - Weapons of War: Machine Guns. [online] Available at: http://www.firstworldwar.com/weaponry/machineguns.htm [Accessed: 10 Apr 2013].
Tanks
Firstworldwar.com (2009) First World War.com - Weapons of War: Tanks. [online] Available at: http://www.firstworldwar.com/weaponry/tanks.htm [Accessed: 10 Apr 2013]
Flamethrower.
Firstworldwar.com (2009) First World War.com - Weapons of War: Flamethrowers. [online] Available at: http://www.firstworldwar.com/weaponry/flamethrowers.htm [Accessed: 10 Apr 2013].
Machine guns
Firstworldwar.com (2009) First World War.com - Weapons of War: Machine Guns. [online] Available at: http://www.firstworldwar.com/weaponry/machineguns.htm [Accessed: 10 Apr 2013].