Lua APA (7ú heag.)

Schmidt, H., Hagemann, N., Draper, K., & Kammann, C. (2019). The use of biochar in animal feeding. PeerJ Inc.

Lua i Stíl Chicago (17ú heag.)

Schmidt, Hans-Peter, Nikolas Hagemann, Kathleen Draper, agus Claudia Kammann. The Use of Biochar in Animal Feeding. PeerJ Inc, 2019.

Lua MLA (9ú heag.)

Schmidt, Hans-Peter, et al. The Use of Biochar in Animal Feeding. PeerJ Inc, 2019.

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