Henning Steinfeld. (1997). Livestock - Environment Interactions: Issues and Options. UK: FAO.
シカゴスタイル引用形Henning Steinfeld. Livestock - Environment Interactions: Issues and Options. UK: FAO, 1997.
MLA引用形式Henning Steinfeld. Livestock - Environment Interactions: Issues and Options. UK: FAO, 1997.
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