Jeffrey Friedl (Friedl, Jeffrey)

German

• Reguläre Ausdrücke
  by Jeffrey Friedl
  Softcover, ISBN 3897213494 (3-89721-349-4)

English

• 
  via
  Mastering Regular Expressions
  by Jeffrey E. Friedl
  Softcover, Oreilly & Associates Inc, ISBN 0596528124 (0-596-52812-4)