Richtmyer, F. K. Introduction to modern physics [by] F. K. Richtmyer, E. H. Kennard [and] T. Lauritsen. - 5th ed. - New York, McGraw-Hill, 1955. - 666 p. illus. 24 cm. - International series in pure and applied physics . Subjects--Index Terms: Nuclear physics Physics Dewey Class. No.: 539 / RIC