S. Kamahina, R. (2019). Green certification to achieve sustainable development goals.
Chicago-čujuhus (17. p.)S. Kamahina, Rina. Green Certification to Achieve Sustainable Development Goals. 2019.
MLA-čujuhus (9. p.)S. Kamahina, Rina. Green Certification to Achieve Sustainable Development Goals. 2019.
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