Alberts, R. C. (1973). The good provider H. J. Heinz and his 57 varieties. Boston: Houghton Mifflin.
シカゴスタイル引用形Alberts, Robert C. The Good Provider H. J. Heinz and His 57 Varieties. Boston: Houghton Mifflin, 1973.
MLA引用形式Alberts, Robert C. The Good Provider H. J. Heinz and His 57 Varieties. Boston: Houghton Mifflin, 1973.
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