Campbell, Colin Learner-based teaching / Colin Campbell and Hanna Kryszewska - Oxford : Oxford University Press, c1992. - 126p. : ill. ; 25 cm. - Resource books for teachers . ISBN: 0194371638 LCCN: Subjects--Topical Terms: English languageStudy and teachingForeign speakers LC Class. No.: PE1126 / .A4C23 1992 Dewey Class. No.: 428.0076 / C187l