"'Union Makes Strength': Organizing Teamsters in South Dakota in the 1930s"https://sdshspress.com/journal/south-dakota-history-18-1/union-makes-strength-organizing-teamsters-in-south-dakota-in-the-1930shttps://sdshspress.com/@@site-logo/sdshp-logo.jpg
"'Union Makes Strength': Organizing Teamsters in South Dakota in the 1930s"