Der Kavalier der späten Stunde
Andrea Camilleri
Aesop's Fables
Translated by George Fyler Townsend
German Wikibook
Various
Circuit Analysis Demystified, A Self Teaching Guide
David McMahon
Demystified (3)
Transducers and Arrays for Underwater Sound
Charles H. Sherman & John L. Butler
The Underwater Acoustics Series (1)
Principles of Marine Bioacoustics
Whitlow W. L. Au & Mardi C. Hastings
Modern Acoustics and Signal Processing (1)