Tattaris, Maria <br/><br/>
Elements of trigonometry / 
Maria Tattaris. 
 - Oakville, ON :  Arcler Press,  c2018. 
 - 298 pages :  illustrations ;  24 cm. 
<br/><br/> Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>9781773613178 (Hb) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Trigonometry.
<br/><br/><label>LC Class. No.: </label>QA533  / .T38 2010