Berkman, A. (2011). Prison blossoms: Anarchist voices from the American past. Belknap Press of Harvard University Press.

Berkman, Alexander. Prison Blossoms: Anarchist Voices from the American Past. Cambridge, Mass.: Belknap Press of Harvard University Press, 2011.

Berkman, Alexander. Prison Blossoms: Anarchist Voices from the American Past. Belknap Press of Harvard University Press, 2011.