Alexander, L. G. Developing skills an integrated course for intermediate students / [Book :] illustrations by Michael ffolkes, Graham and Gus. - London : Longmans, 1967. - xiv, 145 p. : illus. ; 25 cm. - New concept English . All Ages. ISBN: 0582523311 LCCN: 67111270 Nat. Bib. No.: GB67-17933 Subjects--Topical Terms: Readers. LC Class. No.: PE1121 / .A38 Dewey Class. No.: 428.2