Agren, L. (1990). .Swedish direct investment in the U.S. IIB, Institute of International Business, Stockholm School of Economics.
Cytowanie według stylu Chicago (wyd. 17)Agren, Lars. .Swedish Direct Investment in the U.S. Stockholm, Sweden: IIB, Institute of International Business, Stockholm School of Economics, 1990.
Cytowanie według stylu MLA (wyd. 9)Agren, Lars. .Swedish Direct Investment in the U.S. IIB, Institute of International Business, Stockholm School of Economics, 1990.