Cita APA (7a ed.)

Aragones, L., & Palencia, R. (2015). Advanced Spanish grammar: A practical guide to 100+ essential skills. McGraw-Hill Education.

Cita Chicago Style (17a ed.)

Aragones, Luis, y Ramon Palencia. Advanced Spanish Grammar: A Practical Guide to 100+ Essential Skills. New York: McGraw-Hill Education, 2015.

Cita MLA (9a ed.)

Aragones, Luis, y Ramon Palencia. Advanced Spanish Grammar: A Practical Guide to 100+ Essential Skills. McGraw-Hill Education, 2015.