Alexander, L. G. Practice and Progress : An Integrated Course for Pre-Intermediate Students / L.G. Alexander ; illustrations by Michael ffolkes, Graham and Gus - London : Longman, 1967 - xxiii, 232 p. : ill. ; 25 cm - New concept English . ISBN: 0582523303 (pbk) Subjects--Topical Terms: English language LC Class. No.: PE1128.A2 / A35 1971