Intermediate Trigonometry /
Das, B.C. .
Intermediate Trigonometry / Textual Documents B.C.Das & B.N.Mukherjee. - 27th ed. / - Calcutta : U. N. Dhur & Sons Pvt. Ltd. , 1968. - 282p. ; 20cm.
Trigonometry G-Mathematics
514 / D 26 In
Intermediate Trigonometry / Textual Documents B.C.Das & B.N.Mukherjee. - 27th ed. / - Calcutta : U. N. Dhur & Sons Pvt. Ltd. , 1968. - 282p. ; 20cm.
Trigonometry G-Mathematics
514 / D 26 In
