Only if it’s the original text (public domain). However, examiners value precise citations—the Vicens Vives edition’s footnotes help you understand nuances that a bare text misses. Many top scorers buy the book and also keep a free PDF for quick keyword search.

A diferencia de las novelas de caballerías, aquí la magia no existe; el hambre y la lucha diaria son reales.

If you are looking for a free, legal PDF of Lazarillo de Tormes because buying a physical copy is a barrier, note that the original text is in the public domain. While you will not get the proprietary footnotes and study guides of Vicens Vives or Oxford, you can download the complete, clean text legally from: