APA

Jennings S. I., . (1951). Economy of ceylon. : Oxford University Press, Tokyo.

Chicago

Jennings Sir Ivor, . 1951. Economy of ceylon. : Oxford University Press, Tokyo.

Harvard

Jennings S. I., . (1951). Economy of ceylon. : Oxford University Press, Tokyo.

MLA

Jennings Sir Ivor, . Economy of ceylon. : Oxford University Press, Tokyo. 1951.