کتاب های Fred Penzel
![The Hair-Pulling Problem: A Complete Guide to Trichotillomania](http://cdn.ketabkoo.com/covers/1/189989-n.jpg)
The Hair-Pulling Problem: A Complete Guide to Trichotillomania
Fred Penzel, 2003![The Hair-Pulling Problem: A Complete Guide to Trichotillomania](http://cdn.ketabkoo.com/covers/1/189990-n.jpg)
The Hair-Pulling Problem: A Complete Guide to Trichotillomania
Fred Penzel, 2003![Sleep and Health Risk](http://cdn.ketabkoo.com/covers/1/154480-n.jpg)
Sleep and Health Risk
K. Kayed (auth.), Priv.-Doz. Dr. Jörg H. Peter, Dipl.-Phys. Thomas Penzel, Priv.-Doz. Dr. Thomas Podszus, Prof. Dr. Peter von Wichert (eds.), 1991![Informationssysteme in der Finanzwirtschaft](http://cdn.ketabkoo.com/covers/9/923236-n.jpg)
Informationssysteme in der Finanzwirtschaft
Hans-Gert Penzel (auth.), 1998![Advances in the Diagnosis and Treatment of Sleep Apnea: Filling the Gap Between Physicians and Engineers (Advances in Experimental Medicine and Biology, 1384)](http://cdn.ketabkoo.com/covers/16/1635414-n.jpg)