Backpack.
Herrera, Mario.
Pinkley, Diane.
Harlow : Pearson Education,
c2005-2008.
"British English"--cover.
Teachers book -- Student's book -- Content reader
System requirements for accompanying disc: (PC) 300 MHz Pentium Processor; 64 MB RAM; Windows 98 or higher; 800 x 600 display; CD-ROM drive; sound card; speakers; microphone.
System requirements for accompanying disc: (Mac) 300 MHz PowerPC Processor; 64 MB RAM; Mac OSX; 800 x 600 display; CD-ROM drive; sound card; speakers; microphone.
English language
English language