Soskin, S. The Bed Cultivation of Cereals: An Intensive Method for the Growing of Cereals.
Chicago-referens (17:e uppl.)Soskin, S.E. The Bed Cultivation of Cereals: An Intensive Method for the Growing of Cereals. London.
MLA-referens (8:e uppl.)Soskin, S.E. The Bed Cultivation of Cereals: An Intensive Method for the Growing of Cereals.
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