APA aipamena

Fuchs, M., Bonner, M., & Westheimer, M. (2000). Focus on grammar: An intermediate course for reference and practice (2nd ed.). White Plains, NY: Longman.

Chicago Style aipamena

Fuchs, Marjorie, Margaret Bonner, và Miriam Westheimer. Focus On Grammar: An Intermediate Course for Reference and Practice. 2nd ed. White Plains, NY: Longman, 2000.

MLA aipamena

Fuchs, Marjorie, Margaret Bonner, và Miriam Westheimer. Focus On Grammar: An Intermediate Course for Reference and Practice. 2nd ed. White Plains, NY: Longman, 2000.