@book{50358,
	author = {Bangladesh Bureau of Statistics},
	title = {বাংলাদেশ পরিসংখ্যান বর্ষগ্রন্থ ১৯৯0},
	publisher = {Bangladesh Bureau of Statistics,},
	year = {1990.},
	address = {Dhaka :},
	edition = {11th ed.}
}