I understand you're looking for a guide on "Ganamrutha Bodhini" in English, specifically in PDF format. "Ganamrutha Bodhini" is a significant text in Carnatic music, an Indian classical music tradition. The text is in Sanskrit and is attributed to Sri Subbaraya Shastry, a renowned composer and musicologist from the 19th century. It serves as a comprehensive guide to the art of music, particularly focusing on the nuances of raga (melodic mode), nada (pitch), and the emotional expression (rasa) in music.