Phillip Christen (Christen, Phillip)

• 
  Biochemistry of Vitamin B6: Proceedings If the 7th International Congress on Chemical and Biological Aspects of Vitamin B6 Catalysis, Held in Turku,
  by Phillip Christen, International Union of Biochemistry, International Congress on Chemical and Biological Aspects of Vitamin B, Timo Korpela
  Hardcover, Birkhauser, ISBN 0817619429 (0-8176-1942-9)
• 
  Transaminases
  by David E. Metzler, Philipp Christen
  Hardcover, Wiley, ISBN 0471085014 (0-471-08501-4)