Cita APA (7a ed.)

Fuchs, M. (1994). Focus on grammar: Workbook. An intermediate course for reference and practice. Addison-Wesley.

Cita Chicago Style (17a ed.)

Fuchs, Marjorie. Focus on Grammar: Workbook. An Intermediate Course for Reference and Practice. White Plains, NY: Addison-Wesley, 1994.

Cita MLA (9a ed.)

Fuchs, Marjorie. Focus on Grammar: Workbook. An Intermediate Course for Reference and Practice. Addison-Wesley, 1994.