Janus, E. (2011). Creating Dairyland: How caring for cows saved our soil, created our landscape, brought prosperity to our state, and still shapes our way of life in Wisconsin. Wisconsin Historical Society Press.
Чикаго-гийн эшлэл (17 дахь хэвлэлт)Janus, Edward. Creating Dairyland: How Caring for Cows Saved Our Soil, Created Our Landscape, Brought Prosperity to Our State, and Still Shapes Our Way of Life in Wisconsin. Madison, Wis.: Wisconsin Historical Society Press, 2011.
MLA -ийн эшлэл (9 дэх хэвлэлт)Janus, Edward. Creating Dairyland: How Caring for Cows Saved Our Soil, Created Our Landscape, Brought Prosperity to Our State, and Still Shapes Our Way of Life in Wisconsin. Wisconsin Historical Society Press, 2011.
Анхааруулга: Эдгээр ишлэлүүд үргэлж 100% үнэн зөв биш байж магадгүй.