Kerr, R. (1957). Food treats for keeps by canning and freezing. Kerr Glass Manufacturing Corp.
Citace podle Chicago (17th ed.)Kerr, Ruth. Food Treats for Keeps by Canning and Freezing. [Oklahoma]: Kerr Glass Manufacturing Corp, 1957.
Citace podle MLA (9th ed.)Kerr, Ruth. Food Treats for Keeps by Canning and Freezing. Kerr Glass Manufacturing Corp, 1957.
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