Orton, Anthony. Learning mathematics : issues, theory, and classroom practice / Anthony Orton. - 3rd ed. - London ; New York : Continuum, c2004. - x, 228 p. : ill. ; 25 cm. ISBN: 97814684054 1846840651 LCCN: 2005272653 Subjects--Topical Terms: Mathematics--Study and teaching. LC Class. No.: QA11.2 / .O78 2004 Dewey Class. No.: 510/.71