Bora, Krishnakumar Rasayan Bijnan. VOL. II. by Krishna kumar Bora , Narendranath Siddhanta & Arunmani Chaudhury - 1st ed. rep. - guwahati: Pathya puthi prastuti sammnay samiti. - 244p.: 15cm. Subjects--Index Terms: Chemistry & allied sciences. Chemistry Dewey Class. No.: 540