APA

Cooke R., . (1949). Notes on learning english. London: Longmans.

Chicago

Cooke Ralph, . 1949. Notes on learning english. London: Longmans.

Harvard

Cooke R., . (1949). Notes on learning english. London: Longmans.

MLA

Cooke Ralph, . Notes on learning english. London: Longmans. 1949.