Brown, M., & McKern, B. Aluminium, Copper and Steel in Developing Countries. OCDE. Development Centre Studies.
Citazione stile Chigago Style (17a edizione)Brown, Martin, e Bruce McKern. Aluminium, Copper and Steel in Developing Countries. París: OCDE. Development Centre Studies.
Citatione MLA (9a ed.)Brown, Martin, e Bruce McKern. Aluminium, Copper and Steel in Developing Countries. OCDE. Development Centre Studies.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.