Interactions two. (McGraw-Hill, 2002)
Grammar / Patricia K. Werner ...[et al.]. – Grammar : instructor's manual / Cheryl Pavlik. –Reading / Elain Kirn, Pamela Hartman. – Reading [casete]. – Writing / Cheryl Pavlik, Margaret Keenan Segal. – Writing : instructor's manual / Michael Ryall. – Listening/speaking [archivos de computador].