(2021). Benchmark definition, 4th edition (BMD4): Foreign direct investment: financial flows, main aggregates (Edition 2021). OECD Publishing. https://doi.org/10.1787/cac4d81c-en
Chicago-Zitierstil (17. Ausg.)Benchmark Definition, 4th Edition (BMD4): Foreign Direct Investment: Financial Flows, Main Aggregates (Edition 2021). Paris: OECD Publishing, 2021. https://doi.org/10.1787/cac4d81c-en.
MLA-Zitierstil (9. Ausg.)Benchmark Definition, 4th Edition (BMD4): Foreign Direct Investment: Financial Flows, Main Aggregates (Edition 2021). OECD Publishing, 2021. https://doi.org/10.1787/cac4d81c-en.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.