Morris, I. (1949). English by stages: A graduated course for the learning of English as a second language (Pupil's ed.). Macmillan.
Chicago Style (17th ed.) CitationMorris, Isaac. English by Stages: A Graduated Course for the Learning of English as a Second Language. Pupil's ed. London: Macmillan, 1949.
MLA (9th ed.) CitationMorris, Isaac. English by Stages: A Graduated Course for the Learning of English as a Second Language. Pupil's ed. Macmillan, 1949.
Warning: These citations may not always be 100% accurate.