<<*Longman English interactive>> 4 / Michael Rost, Marjorie Fuchs. - [Harlow] : Longman, c2003. - 2 CD-ROM : son., color. ; in contenitore, 19 cm. - Sulla confezione e sui CD: Single-User version. - Sui CD: British english. - Disc 1: Installation; Disc 2: Course content. - Requisiti del sistema: Windows 98, Windows XP, Windows 2000 with Service Pack 2 (or higher), or NT 4.0 with Service Pack 5 (or higher).