@book{4426,
	author = {Shahidulah, A. M. M.  and Bhattacharjee, P. K. },
	title = {A text book on higher Algebra and Trigonometry :},
	publisher = {H. L. bhattacharjee,},
	year = {c1964[Reprinted 1995].},
	address = {Chittagong, Dhaka :},
	edition = {10th ed.}
}