Cita APA (7th ed.)

Markusen, J. R. e. a. (1996). A unified treatment of horizontal direct investment, vertical direct investment, and the pattern of trade in goods and services. National Bureau of Economic Research.

Cita Chicago (17th ed.)

Markusen, J R. et al. A Unified Treatment of Horizontal Direct Investment, Vertical Direct Investment, and the Pattern of Trade in Goods and Services. Cambridge: National Bureau of Economic Research, 1996.

Cita MLA (9th ed.)

Markusen, J R. et al. A Unified Treatment of Horizontal Direct Investment, Vertical Direct Investment, and the Pattern of Trade in Goods and Services. National Bureau of Economic Research, 1996.