Lastly, I should ensure the response is helpful without enabling copyright infringement. Directing the user to legal options and explaining the reasons behind the guidance will maintain compliance with policies and ethical standards.

Another angle is to mention potential issues users might face when seeking EPUB/PDF files and how to avoid them, like steering clear of piracy websites. Emphasizing the importance of supporting authors by purchasing legitimate copies is essential here.

Also, considering the structure of the answer, using clear sections like availability, legal options, and additional resources would help the user navigate the information easily. Including tips on finding public domain works if the book isn't available digitally could be helpful, though I should verify the copyright status first.

Additionally, the user might be interested in reviews or summaries of the book. Including where to find critical analyses or user feedback could add value to the post. I need to make sure the information is current and verified to prevent providing outdated or incorrect sources.

I should check if the book is available through legal channels. Maybe there are official sources where users can purchase or access the book digitally. I should also consider whether the author has shared the book for free distribution. If not, guiding the user to reputable platforms like Amazon, Google Books, or the publisher's website would be appropriate.