Rankin, Earl F. 1924- The measurement of reading flexibility: problems and perspectives / [by] Earl F. Rankin. - Newark, Delaware : International Reading Association, 1974. - 62 p. ; 23 cm. - Reading information series: where do we go? . ISBN: 0872078663 Subjects--Topical Terms: Reading--Ability testing Dewey Class. No.: 428.4 / R211