Não informado. (1937). Farmers digest. School of Horticulture for Women.
Chicago-viite (17. p.)Não informado. Farmers Digest. Ambler, Pa: School of Horticulture for Women, 1937.
MLA-viite (8. p.)Não informado. Farmers Digest. School of Horticulture for Women, 1937.
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