Exotique
The Worlds Most Beautiful CG Characters (z-lib.org)
Rendering in Pen and Ink
Arthur L. Guptill
50 Robots to Draw and Paint Create Fantastic Robot Characters ...
Unbekannt
Understanding comics the invisible art by Scott McCloud (z-lib.org)
Art of Drawing The Human Body by Inc. Sterling Publishing Co. ...
Pawel
Apocalypse Culture (Adam Parfrey, Boyd Rice) (z-lib.org)
Urban Watercolor Sketching
Felix Scheinberger