Golubitsky, Martin and Guillomin, Victor. <br/><br/>
Stable mappings and their singularitities   

 - New York  Springer-Verlag  1973 
 - x, 209p. Index. Bibl. 
 - Graduate texts in Mathematics   v. 14 .
<br/><br/> "Text book for first year and second year graduate students"   
<br/><br/><label>Dewey Class. No.: </label>516  / G629.SM