APA-ийн эшлэл(7 дахь хэвлэлт)

Clark, M., & Tilman, D. (2017). Comparative analysis of environmental impacts of agricultural production systems, agricultural input efficiency, and food choice. IOP Publishing.

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

Clark, M., ба D. Tilman. Comparative Analysis of Environmental Impacts of Agricultural Production Systems, Agricultural Input Efficiency, and Food Choice. IOP Publishing, 2017.

MLA -ийн эшлэл (9 дэх хэвлэлт)

Clark, M., ба D. Tilman. Comparative Analysis of Environmental Impacts of Agricultural Production Systems, Agricultural Input Efficiency, and Food Choice. IOP Publishing, 2017.

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