Travers, Kenneth J. <br/><br/>
Laidlaw Geometry/ 

 - Ohio  Glencoe  1987 
 - x,645p.:  ill.; 
<br/><br/>Includes index 
<br/><br/><label>ISBN: </label>0844518425 
<br/><br/><label>LC Class. No.: </label>QA440  / .T68 1987