If you are a student or teacher:
Manlio Argueta is perhaps better known internationally for his novels. If you enjoy his writing style and themes, you can find excellent English translations of his most famous books, which are readily available in digital formats (ePubs and PDFs via authorized sellers): el ojo de agua book in english pdf
If you legally obtain a Spanish PDF (purchased from a legitimate ebook store), you can upload it to DeepL or Google Translate (maximum file size limits apply). This yields a rough English version. While not poetic, it gives you the plot. Do not download a pirated Spanish PDF; buy it first. If you are a student or teacher: Manlio
The internet has trained us to expect every book as a free PDF. For obscure international literature, this rarely happens for three positive reasons: Instead of chasing a ghost PDF, consider reading
Instead of chasing a ghost PDF, consider reading the book in its original Spanish if you are an intermediate learner. The vocabulary is simple, repetitive, and beautiful—perfect for language acquisition.