(1990). 1991 Guide and directory - food processing. Washington, D.C: Wenger International, Inc.
シカゴスタイル引用形1991 Guide and Directory - Food Processing. Washington, D.C: Wenger International, Inc, 1990.
MLA引用形式1991 Guide and Directory - Food Processing. Washington, D.C: Wenger International, Inc, 1990.
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