Rummel, J. Francis. An introduction to research procedures in education / J Francis Rummel - 2nd. ed. - New York : Harper, c1958 - 413 p. : ill. ; 22 cm. - Education for living series . - Education for living series . Includes index. Subjects--Topical Terms: Education--Research. Dewey Class. No.: 370.78 / RUI 1958