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Citace podle Chicago (17th ed.)Liu, Xue-Yan, et al. "Nitrate Is an Important Nitrogen Source for Arctic Tundra Plants." Proceedings of the National Academy of Sciences - PNAS 115, no. 13 (2018): 3398. https://doi.org/10.1073/pnas.1715382115.
Citace podle MLA (9th ed.)Liu, Xue-Yan, et al. "Nitrate Is an Important Nitrogen Source for Arctic Tundra Plants." Proceedings of the National Academy of Sciences - PNAS, vol. 115, no. 13, 2018, p. 3398, https://doi.org/10.1073/pnas.1715382115.