Cole, P. (2007). Wobblies on the waterfront: Interracial unionism in progressive-era Philadelphia. University of Illinois Press.
Chicago-viite (17. p.)Cole, Peter. Wobblies on the Waterfront: Interracial Unionism in Progressive-era Philadelphia. Urbana: University of Illinois Press, 2007.
MLA-viite (9. p.)Cole, Peter. Wobblies on the Waterfront: Interracial Unionism in Progressive-era Philadelphia. University of Illinois Press, 2007.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.