Não informado. (1949). Ice Cream and Frozen Confectionery. Ice Cream Alliance.
Citace podle Chicago (17th ed.)Não informado. Ice Cream and Frozen Confectionery. London: Ice Cream Alliance, 1949.
Citace podle MLA (8th ed.)Não informado. Ice Cream and Frozen Confectionery. Ice Cream Alliance, 1949.
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