The book "Sadhana Sudha Sindhu" is a collection of about 50 works by Swami Shri Ramsukhdas Ji Maharaj, published by Gita Press. It provides clear and simple techniques for attaining spiritual enlightenment in a concise manner. The book contains approximately 270 discourses by Swamiji, divided into five sections: Jnan Yoga, Karma Yoga, Bhakti Yoga, Social Reports, and various other topics related to spiritual well-being