Fuchs, M. (2017). Focus on grammar 4: Workbook (5.). Pearson.
Chicago Style (17th ed.) CitationFuchs, Marjorie. Focus on Grammar 4: Workbook. 5. Pearson, 2017.
MLA (8th ed.) CitationFuchs, Marjorie. Focus on Grammar 4: Workbook. 5. Pearson, 2017.
Warning: These citations may not always be 100% accurate.