Differential geometry : 

 - Providence, R.I. :  American Mathematical Society,  1975 
 - x, 451p. 
 - Proceedings of symposia in pure mathematics ;  v. 27, pt. 1 .
<br/><br/> Final versions of talks given at the AMS Summer Research Institute on Differential Geometry." 
<br/><br/><label>ISBN: </label>9780821802472 (v. 1)