[aerohead]

I have no idea what your aptitude for self-learning is, and you'll have to travel to a university that has a college of engineering to access this book, plus do the German translation, but you're not apt to ever find another book which packs in as much useful information as you'll find in:
AERODYNAMIK DES KRAFTFAHRZEUGS, by Feiherr Reinhard Koenig- Fachsenfeld, Verlag Der Motor- Rundschau, Umschau Verlag- Frankfurt Am Main, Germany, 1951.