@book{164441,
	author = {Bangladesh Bureau of Statistics},
	title = {Statistical yearbook of Bangladesh  = বাংলাদেশ পরিসংখ্যান বর্ষগ্রন্থ-১৯৯৩ / },
	publisher = {Bangladesh Bureau of Statistics,},
	year = {1991. },
	address = {Dhaka : },
	edition = {4th.}
}