Cita APA (7a ed.)

Merk, O., & Dang, T. (2012). Efficiency of World Ports in Container and Bulk Cargo (oil, coal, ores and grain). OECD Publishing.

Cita Chicago Style (17a ed.)

Merk, Olaf, y Thai-Thanh Dang. Efficiency of World Ports in Container and Bulk Cargo (oil, Coal, Ores and Grain). Paris: OECD Publishing, 2012.

Cita MLA (9a ed.)

Merk, Olaf, y Thai-Thanh Dang. Efficiency of World Ports in Container and Bulk Cargo (oil, Coal, Ores and Grain). OECD Publishing, 2012.