APA

Clark C., . (1937). National income and outlay. London: Macmillan and co., limited.

Chicago

Clark Colin, . 1937. National income and outlay. London: Macmillan and co., limited.

Harvard

Clark C., . (1937). National income and outlay. London: Macmillan and co., limited.

MLA

Clark Colin, . National income and outlay. London: Macmillan and co., limited. 1937.