Tu, Loring W. <br/><br/>
Differential geometry:   connections, curvature, and characteristic classes /  

 - Switzerland:  Springer,  c2017. 
 - xvi, 346p. :  ill.; photos. 
 - Graduate text in mathematics;  275 .
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>9783319855622 
<br/><br/><label>Dewey Class. No.: </label>516  / TU883.DG