Touchstone 2 - McCarthy, Michael 1947- (Cambridge University Press, 2005)
La Biblioteca contiene: Teacher's edition / with Sue Aldcorn ...[et al.]--Workbook / Susan Rivers, Georgina Farnoaga----Self-study audioCD/CD-ROM, level 2--Discos compactos en envase--Requisitos del sistema: PC, Pentium II; windows 98 SE o higher; 128 MB RAM; 64 MB available hard-drive space; 8 x CD-ROM drive; Mouse; Monitor with thousands of colors and 800 x 600 screen; 8 bit sound card Mac; Macintosh; System 8.6 or 9 x or higher; 128 MB RAM; 64 MB available hard-drive space-- Los discos pueden ser escuchados tanto en computadora como en algún reproductor de audio.