Das, B.C. <br/><br/>
A Short course of complex variables and higher trigonometry 
B.C. Das and B.N. Mukherjee 
 - 2nd ed. 
 - Calcutta  U.n. dhur & sons 
 - 113p. 
<br/><br/><label>ISBN: </label> [] 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics<br/>Trigonometry
<br/><br/><label>Dewey Class. No.: </label>516.24  / DAS