Prasar Bharati Chairman Dr A Surya Prakash today released a book – Akashwani Sahitya Sampada at New Delhi world book fair at Pragati Maidan. The book has been brought out by the National Book Trust in three volumes. <br/> <br/>Dr Prakash said, it is a great idea to convert this valuable broadcast material into very important literary work. He said it is a collaboration of two very major national institutions, Akashwani and National Book Trust. <br/><br/>The chairman said, AIR has undertaken an other very important project Akashwani Lok Sampada Sanrakshan. He said this project will preserve folk music of the country. He expressed happiness that the book is being released on Swami Vivekananda's birth anniversary.