Lua APA (7ú heag.)

Mather, T., Pyle, D., & Allen, A. (2004). Volcanic source for fixed nitrogen in the early Earth's atmosphere.

Lua i Stíl Chicago (17ú heag.)

Mather, T., D. Pyle, agus A. Allen. Volcanic Source for Fixed Nitrogen in the Early Earth's Atmosphere. 2004.

Lua MLA (9ú heag.)

Mather, T., et al. Volcanic Source for Fixed Nitrogen in the Early Earth's Atmosphere. 2004.

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