Cita APA (7a ed.)

Foley, M., & Hall, D. (2003). Longman. Advanced learners' grammar: A self-study reference & practice book with answers. Pearson Education Limited.

Cita Chicago Style (17a ed.)

Foley, Mark, y Diane Hall. Longman. Advanced Learners' Grammar: A Self-study Reference & Practice Book with Answers. Essex: Pearson Education Limited, 2003.

Cita MLA (9a ed.)

Foley, Mark, y Diane Hall. Longman. Advanced Learners' Grammar: A Self-study Reference & Practice Book with Answers. Pearson Education Limited, 2003.