APA
Mackin R., . (1966). A course of english study. Third edition. Oxford university press, London: .
Chicago
Mackin Ronald, . 1966. A course of english study. Third edition. Oxford university press, London: .
Harvard
Mackin R., . (1966). A course of english study. Third edition. Oxford university press, London: .
MLA
Mackin Ronald, . A course of english study. Third edition. Oxford university press, London: . 1966.