PDF : https://www.scribd.com/document/406182633/Athadu-Adavini-Jayinchadu-by-Dr-KesavaReddy-pdf
To buy (international shipment) : https://www.telugubooks.in/products/athadu-adavini-jayinchaadu?_pos=21&_sid=8904c627b&_ss=r
excellent writing....and just 100 pages only...can finish in a day...