If you are looking for digital versions, several platforms host different volumes and editions:

"Mala Skola Elektronike" (Little School of Electronics) is a PDF guide that aims to introduce readers to the basics of electronics. The guide is written in a clear and concise manner, making it accessible to beginners and hobbyists.

For teachers and mentors in technical schools, these PDFs provide ready-made projects for students to practice soldering and circuit testing. Where to Find It

The book is likely still under copyright. However, many educational sites host it for historical preservation. Here is how to search safely: