Style de citation APA

Lewis, W. (1969). Principles of Economic Planning (3rd Ed.). George Allen & Unwin.

Style de citation Chicago

Lewis, W.Arthur. Principles of Economic Planning. 3rd Ed. Bombay: George Allen & Unwin, 1969.

Style de citation MLA

Lewis, W.Arthur. Principles of Economic Planning. 3rd Ed. George Allen & Unwin, 1969.

Attention : ces citations peuvent ne pas être correctes à 100%.