Iwinski, T. Dr. Theory of beams: the applications of the laplace transformation method to engineering problems/ Dr. T. Iwinski; translated by E.P. Bernat - 2nd enl. ed. - Oxford: Pergamon Prees, 1967 - x, 150 p.; 22 cm. Includes index ISBN: Rs 30.00 Subjects--Topical Terms: Concrete beamsGirdersConcrete products Dewey Class. No.: 624.172