Cita APA

Celce-Murcia, M., Larsen-Freeman, D. 1., & Williams, H. (1999). The grammar book: An ESL/EFL, teacher's course (2. edition.). Boston, Massachusetts: Heinle & Heinle.

Citación estilo Chicago

Celce-Murcia, Marianne, Diane 1946- Larsen-Freeman, y Howard Williams. The Grammar Book: An ESL/EFL, Teacher's Course. 2. edition. Boston, Massachusetts: Heinle & Heinle, 1999.

Cita MLA

Celce-Murcia, Marianne, Diane 1946- Larsen-Freeman, y Howard Williams. The Grammar Book: An ESL/EFL, Teacher's Course. 2. edition. Boston, Massachusetts: Heinle & Heinle, 1999.