Seminaire Bourbaki, vol. 1971/72. Exposes 400 - 417 
Editori: A. Dold, B. Eckmann 
 - Berlin, Heidelberg, New York  Springer - Verlag  1973 
 - IV, 361 p  ill  25 cm 
 - Lecture Notes in Mathematics  317 .
<br/><br/> Contine bibliografie dupa capitole  Editie bilingva: franceza, engleza 
<br/><br/><label>ISBN: </label>3540061797 387061797