Aeronautical Engineer's Data Book
Clifford Matthews
The Jet Engine, 5th Edition
Rolls Royce
Practical and Experimental Robotics
Ferat Sahin & Pushkin Kachroo
Tod in der Oper
Volker Borbein & Marie-Claire Lohéac-Wieders
501 German Verbs
Henry Strutz
501 Verb Series (1)