Langrock, T., Michaelowa, A., & Greiner, S. (2000). Defining Investment Additionality for CDM Projects - Practical Approaches.
Lua i Stíl Chicago (17ú heag.)Langrock, Thomas, Axel Michaelowa, agus Sandra Greiner. Defining Investment Additionality for CDM Projects - Practical Approaches. Hamburg, 2000.
Lua MLA (8ú heag.)Langrock, Thomas, et al. Defining Investment Additionality for CDM Projects - Practical Approaches. 2000.
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