Spectrum
A Communicative Course In English: Level 3 Teacher'S Edition »

Spectrum
A Communicative Course in English 1, Level 1 Workbook »

Spectrum 3a
Student Book 3a: A Communicative Course In English »

Spectrum 3b
V. 3b: Student'S Book »

React Interact
Designed for courses in English as a second language, this text provides directed activities to spur communication. The third edition continues the plan of e... »

Spectrum 4b Sb
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Spectrum 2
Level 2: A Communicative Course In English: Workbook 2b »

Spectrum 3
A Communicative Course in English, Level 3 Workbook »

Spectrum 4a
Level 4 »