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A Handbook of dairy statistics
Pirtle, Thomas Ross, (1928)
Pirtle, Thomas Ross, (1922)
Spatial market integration : a case study of the Polish-Czech milk market
Roman, Monika, (2022)
Trend of the butter industry in the United States and other countries : simple charts with interpretations
Pirtle, Thomas Ross, (1919)
Trend of the cheese industry in the United States and other countries : simple charts with interpretations