Beecher, C. E., & Sklar, K. K. (1977). A treatise on domestic economy. Schocken Books.
Lua i Stíl Chicago (17ú heag.)Beecher, Catharine Esther, agus Kathryn Kish Sklar. A Treatise on Domestic Economy. New York: Schocken Books, 1977.
Lua MLA (8ú heag.)Beecher, Catharine Esther, agus Kathryn Kish Sklar. A Treatise on Domestic Economy. Schocken Books, 1977.
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