This is arguably his most famous book and the flagship of the NTC method.
Depending on when Rajović passed away (and the specific copyright laws of your country), his works may still be under copyright protection. In most of the European Union, copyright lasts for 70 years after the author's death. If the author died recently, downloading a free PDF from an unauthorized source is illegal. Ranko Rajovic Knjige.pdf
The inclusion of ".pdf" is critical. It transforms Rajović’s work from physical, regionally-bound volumes (primarily printed in Serbian/Croatian/Bosnian/Montenegrin) into a globally transferable, searchable, and reproducible resource. This is arguably his most famous book and
What the PDF format implies:
Unfortunately, many of Rajović’s physical books are no longer being printed. Small print runs in the 1990s and early 2000s mean that physical copies are rare and expensive. Digital formats (PDF) are often the only accessible way for new generations to discover his work. Goal: To identify children with high cognitive potential