Cita APA (7th ed.)

Soler Lorente, M., & Oliver del Olmo, S. (2003). A self-study grammar book for engineers. Universitat Politècnica de Catalunya.

Cita Chicago (17th ed.)

Soler Lorente, Mṇica, i Sṇia Oliver del Olmo. A Self-study Grammar Book for Engineers. Barcelona: Universitat Politècnica de Catalunya, 2003.

Cita MLA (9th ed.)

Soler Lorente, Mṇica, i Sṇia Oliver del Olmo. A Self-study Grammar Book for Engineers. Universitat Politècnica de Catalunya, 2003.