Sherwin, J. Stephen. Four problems in teaching English: a critique of research [by] J. Stephen Sherwin. - Scranton, Pa. Published for the National Council of Teachers of English by International Textbook Co. [1969] - xii, 209 p. 24 cm. Bibliography: p. 191-209. ISBN: 0700222146 LCCN: 78076405 Subjects--Topical Terms: English language--Study and teaching. LC Class. No.: PE1068.U5 / S5 Dewey Class. No.: 428/.007