BlackBerry bold made simple : for the BlackBerry bold 9700 and 9650 series / M. Trautschold [et al.], 2010 r=on-line. - Текст : электронный.
BlackBerry curve made simple : for the BlackBerry curve 8520, 8530 and 8500 series / M. Trautschold [et al.], 2010 r=on-line. - Текст : электронный.