Cita APA (7a ed.)
Lewis, W. A. (1966). Development planning: The essentials of economic policy.
Cita estilo Chicago (17a ed.)
Lewis, W. Arthur. Development Planning: The Essentials of Economic Policy. 1966.
Cita MLA (9a ed.)
Lewis, W. Arthur. Development Planning: The Essentials of Economic Policy. 1966.
Advarsel: Disse citationer er muligvist ikke 100% nøjagtige.