Bengali Keyboard
Shahidulah, A. M. M.
A text book on higher Algebra and Trigonometry : plane & spherical / A. M. M. Shahidulah and P. K. Bhattacharjee. - 10th ed. - Chittagong, Dhaka : H. L. bhattacharjee, c1964[Reprinted 1995]. - various pages : illustrations ; 21 cm.
Algebra
Trigonometry.
512.13 SHA
A text book on higher Algebra and Trigonometry : plane & spherical / A. M. M. Shahidulah and P. K. Bhattacharjee. - 10th ed. - Chittagong, Dhaka : H. L. bhattacharjee, c1964[Reprinted 1995]. - various pages : illustrations ; 21 cm.
Algebra
Trigonometry.
512.13 SHA