Cita APA

Fuchs, M. 1., & Bonner, M. (2000). Focus on grammar: A high-intermediate course for reference and practice (2. edition.). White Plains, N.Y.: Longman.

Citación estilo Chicago

Fuchs, Marjorie 1949-, y Margaret Bonner. Focus On Grammar: A High-intermediate Course for Reference and Practice. 2. edition. White Plains, N.Y.: Longman, 2000.

Cita MLA

Fuchs, Marjorie 1949-, y Margaret Bonner. Focus On Grammar: A High-intermediate Course for Reference and Practice. 2. edition. White Plains, N.Y.: Longman, 2000.