Cita APA

Eckstut, S. (2000). Focus on grammar: A basic course for reference and practice : workbook (2nd ed.). White Plains, NY: Addison-Wesley Longman.

Citación estilo Chicago

Eckstut, Samuela. Focus On Grammar: A Basic Course for Reference and Practice : Workbook. 2nd ed. White Plains, NY: Addison-Wesley Longman, 2000.

Cita MLA

Eckstut, Samuela. Focus On Grammar: A Basic Course for Reference and Practice : Workbook. 2nd ed. White Plains, NY: Addison-Wesley Longman, 2000.