@book{3429,
	author = {Hasan, Arif, and Raza, Mansoor.},
	title = {Migration and small towns in Pakistan /},
	publisher = {Oxford University Press,},
	year = {2011.},
	address = {Karachi :},
	url = {http://www.loc.gov/catdir/toc/fy13pdf02/2011326083.html}
}