Tohutoro APA (7th ed.)
Viikari, L. (2008). The environmental element in space law: Assessing the present and charting the future. Martinus Nijhoff Publishers.
Tohutoru Kātū Chicago (17th ed.)
Viikari, Lotta. The Environmental Element in Space Law: Assessing the Present and Charting the Future. Leiden ; Boston: Martinus Nijhoff Publishers, 2008.
Tohutoro MLA (9th ed.)
Viikari, Lotta. The Environmental Element in Space Law: Assessing the Present and Charting the Future. Martinus Nijhoff Publishers, 2008.
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