APA (7th ed.) Citation

Koch R. S. Rachel Spack. (1995). Focus on Grammar. Workbook. Fernwald, Longman, 1995.

Chicago Style (17th ed.) Citation

Koch R. S. Rachel Spack. Focus on Grammar. Workbook. Fernwald, Longman, 1995, 1995.

MLA (9th ed.) Citation

Koch R. S. Rachel Spack. Focus on Grammar. Workbook. Fernwald, Longman, 1995, 1995.

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