As for the PDF version of "Amma Koduku Dengulata Telugu Boothu Kathalu," I couldn't find a direct link or a specific publication that matches your request. However, there are various online resources and websites that offer Telugu e-books, folktales, and traditional stories in PDF format.
Amma Koduku, a term of endearment for "Mother's Younger Brother," was a mysterious figure in the village. Some said he was a tantrik, a practitioner of dark magic, while others believed he was a bhuta, a spirit that roamed the earth. The truth, however, was shrouded in mystery. Amma Koduku Dengulata Telugu Boothu Kathalu -pdf - Temp