I suggest you:
An Actor Prepares I,II by Konstantin Stanislavski
Creating a Role by Konstantin Stanislavski
Schauspielen und das Training des Schauspielers by Lee Strasberg
(Dont know what the English Title of this one is - I read it in German and it was the first book i bought, when i started acting)
Heres a Picture:
http://www.theaterbuch-versand.de/os...strassberg.jpg
Respect for Acting by Uta Hagen