Here are safe, respectful, and often free sources:
PDFs focused on Navagraha (nine planets) mantras and remedies for Doshas . telugu mantra books pdf
For followers of the Sri Vidya tradition, accuracy is paramount. Telugu PDF books of Lalita Sahasranamam often include the Pancha Dashakshari Mantra (the 15-lettered mantra) and the Khadi Vidya . Here are safe, respectful, and often free sources:
: Often available for free or at a lower cost than their physical counterparts, PDFs make these spiritual texts more accessible to people from all walks of life. Here are safe