Penguin active reading sample pack.
[S.l.] : Penguin Longman,
[2007].
System requirements for accompanying CD-ROM: PC; Pentium 350 Mhz; 128 MB RAM; Windows 98 or later.
System requirements for accompanying CD-ROM: Macintosh; PowerPC processor;  300 Mhz; 128 MB RAM; Macintosh OSX.
System requirements for accompanying CD-ROM: Linux; Pentium 350 Mhz ; 128 MB RAM; Kernel 2.6.
Title from cover.
Readers.