Original sentence: Beginning Scala - (ISBN 9781430219897) A down–to–earth approach to teaching Scala by David Pollak.Programming Scala - (ISBN 9781934356319) Creating highly scalable, highly concurrent applications on the Java platform by Venkat Subramaniam.Programming in Scala - (ISBN 9780981531601) A comprehensive step-by-step guide by Martin Odersky, Lex Spoon, and Bill Venners