APA (7th ed.) Citation

Calvert, J. W. (1988). The Gibraltar: Socialism and labor in Butte, Montana, 1895-1920. Montana Historical Society Press.

Chicago Style (17th ed.) Citation

Calvert, Jerry W. The Gibraltar: Socialism and Labor in Butte, Montana, 1895-1920. Helena: Montana Historical Society Press, 1988.

MLA (8th ed.) Citation

Calvert, Jerry W. The Gibraltar: Socialism and Labor in Butte, Montana, 1895-1920. Montana Historical Society Press, 1988.

Warning: These citations may not always be 100% accurate.