Cita APA (7th ed.)

International Energy Agency & Organisation for Economic Co-operation and Development. (1994). Energy statistics of OECD countries, 1991-1992. OECD.

Cita Chicago (17th ed.)

International Energy Agency i Organisation for Economic Co-operation and Development. Energy Statistics of OECD Countries, 1991-1992. Paris: OECD, 1994.

Cita MLA (8th ed.)

International Energy Agency i Organisation for Economic Co-operation and Development. Energy Statistics of OECD Countries, 1991-1992. OECD, 1994.