@book{38530,
	author = {Elgie, Robert.},
	title = {Semi-presidentialism},
	publisher = {Oxford University Press,},
	year = {2011.},
	series = {Comparative politics},
	address = {Oxford :},
	url = {http://dx.doi.org/10.1093/acprof:oso/9780199585984.001.0001}
}