Citação norma APA

Choe, B. J. (1990). The metals price boom of 1987-89: The role of supply disruption and stock changes. International Economics Department, World Bank.

Citação norma Chicago

Choe, Boum Jong. The Metals Price Boom of 1987-89: The Role of Supply Disruption and Stock Changes. [Washington, D.C.]: International Economics Department, World Bank, 1990.

Citação norma MLA

Choe, Boum Jong. The Metals Price Boom of 1987-89: The Role of Supply Disruption and Stock Changes. International Economics Department, World Bank, 1990.

Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.