Modern German Grammar: A Practical Guide
Ruth Whittle & John Klapper & Christine Eckhard-Black & Katharina Glöckel & Bill Dodd
Units & Symbols for Electrical & Electronic Engineers
The Institute of Engineering and Technology
Lernwortschatz Deutsch: Learning German Words
Hueber
UML @ Classroom
Martina Seidl & Marion Scholz & Christian Huemer & Gerti Kappel
Design of the Airplane
Darrol Stinton
Basic Helicopter Aerodynamics
J. Seddon