Janardhanan Pillay, C.P. P.Mohammed koya, N. Karunakaran, M.J. Thomas <br/><br/>
Trigonometry 
/ by C.P. Janardhanan Pillay 
 - Changanacherry :  Ajith Book Centre,  1965 
 - 80 p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics
<br/><br/><label>Subjects--Facted Index Terms: </label><br/>Trigonometry
<br/><br/><label>Dewey Class. No.: </label>516.24  / JAN-T