Fuchs, M., Bonner, M., & Curtis, J. (2006). Focus on Grammar 4: An integrated skills approach (third edition.). United State: Pearson Longman.
Chicago Style CitationFuchs, Marjorie, Margaret Bonner, and Jane Curtis. Focus On Grammar 4: An Integrated Skills Approach. third edition. United State: Pearson Longman, 2006.
MLA CitationFuchs, Marjorie, Margaret Bonner, and Jane Curtis. Focus On Grammar 4: An Integrated Skills Approach. third edition. United State: Pearson Longman, 2006.
Warning: These citations may not always be 100% accurate.