Stella, Mario. <br/><br/>
Elementi di trigonometria ed applicazioni techniche. 

 - Milano,  U. Hoepli,  1944. 
 - viii, 115 p.  diagrs.  19 cm. 
<br/><br/><label>LCCN: </label>af 47003506  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Trigonometry.
<br/><br/><label>LC Class. No.: </label>QA533  / .S847