@book{2126,
	author = {উমর, বদরুদ্দীন},
	title = {যুদ্ধপূর্ব বাঙলাদেশ /},
	publisher = {মুক্তধারা,},
	year = {১৯৮১},
	address = {ঢাকা :},
	edition = {২য়.সং.},
	url = {http://www.loc.gov/catdir/enhancements/fy0650/00027142-d.html}
}