APA Citation

Lewis,W. Arthur. (1969). [The] Principles of economic planning (3rd ed.). London: Unwin university Books.

Chicago Style Citation

Lewis,W. Arthur. [The] Principles of Economic Planning. 3rd ed. London: Unwin university Books, 1969.

MLA Citation

Lewis,W. Arthur. [The] Principles of Economic Planning. 3rd ed. London: Unwin university Books, 1969.

Warning: These citations may not always be 100% accurate.