Chapter 2
E-business by G. Schneider - Chapter 12 (edition 9)
E-business by G. Schneider - Chapter 6 (edition 9)
Chapter 27
Chapter 29
Chapter 6
Chapter 14
E-business by G. Schneider - Chapter 5 (edition 9)
E-business by G. Schneider - Chapter 11 (edition 9)
Ch09(1)