Michael Harris, D. M. (2000). Opportunities: Pre-Intermediate. Longman.
Chicago Style CitationMichael Harris, David Mower. Opportunities: Pre-Intermediate. Longman, 2000.
MLA CitationMichael Harris, David Mower. Opportunities: Pre-Intermediate. Longman, 2000.
Warning: These citations may not always be 100% accurate.