Lewis, R. (1984). How to help learners assess their progress : writing objectives, self-assessment questions and activities / Roger Lewis: Writing objectives, self-assessment questions and activities. CET.
Chicago Style (17th ed.) CitationLewis, Roger. How to Help Learners Assess Their Progress : Writing Objectives, Self-assessment Questions and Activities / Roger Lewis: Writing Objectives, Self-assessment Questions and Activities. London: CET, 1984.
MLA (9th ed.) CitationLewis, Roger. How to Help Learners Assess Their Progress : Writing Objectives, Self-assessment Questions and Activities / Roger Lewis: Writing Objectives, Self-assessment Questions and Activities. CET, 1984.
Warning: These citations may not always be 100% accurate.