Barman,Sibanath Einstein aru padarthajagat / Sibanath Barman - 5th ed. - Guwahati : Publication Board Assam, 2017. - 178 p. : ill. ; 22 cm. Includes bibliographical references. Subjects--Topical Terms: Physics.Einstein --Physics.Assamese--Physics. Dewey Class. No.: 539 / BAR