Hill, P., & Vielvoye, R. (1974). Brandts' energy in crisis: A guide to world oil supply and demand and alternative resources. Robert Yeatman Ltd.
Citazione stile Chigago Style (17a edizione)Hill, Peter, e Roger Vielvoye. Brandts' Energy in Crisis: A Guide to World Oil Supply and Demand and Alternative Resources. London: Robert Yeatman Ltd, 1974.
Citatione MLA (9a ed.)Hill, Peter, e Roger Vielvoye. Brandts' Energy in Crisis: A Guide to World Oil Supply and Demand and Alternative Resources. Robert Yeatman Ltd, 1974.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.