APA (7th ed.) Citation

Harris M. Michael, Mower D. David, & Sikorzynska A. Anna. (2006). Opportunities.Upper Intermediate. Teacher`s Book (6th ed.). Harlow, Longman, 2006.

Chicago Style (17th ed.) Citation

Harris M. Michael, Mower D. David, and Sikorzynska A. Anna. Opportunities.Upper Intermediate. Teacher`s Book. 6th ed. Harlow, Longman, 2006, 2006.

MLA (9th ed.) Citation

Harris M. Michael, et al. Opportunities.Upper Intermediate. Teacher`s Book. 6th ed. Harlow, Longman, 2006, 2006.

Warning: These citations may not always be 100% accurate.