Perspectivas
Brenda Wegmann, Sandra Schreffler, Mary Ellen Kiddle
- Octava ed = 8th ed
- Boston, MA Heinle Cengage Learning 2010
- xx, 332 p. : ill. (some col.), col. maps ; 24 cm
System requirements for accompanying computer disc: Windows XP or Mac OS X or later; 256 MB free hard disk space, CD-ROM drive; sound card and speakers