Baruah, Birendra Kumar . Padartha Bigyan Parichoy Part-1 / Textual Documents Birendra Kumar Baruah. - 1st ed / - Guwahati : Assam Book Dipu , 1979. - 364p. ; 23 cm.. - Vol.II- ISBN: 30.00/- Subjects--Index Terms: T/G-Physics Dewey Class. No.: 530 / B 288 P