APA (7th ed.) Citation

Voline, ROCKER Rudolf, Tchorny , L., Baron , F., Lefebvre , R., Lepetit , J., & Vergeat , J. V. M. (1974). The unknown revolution: 1917-1921. Free Life.

Chicago Style (17th ed.) Citation

Voline, ROCKER Rudolf, Léon Tchorny , Fanny Baron , Raymond Lefebvre , Jules Lepetit , and Joseph Victor Marcel Vergeat. The Unknown Revolution: 1917-1921. Free Life, 1974.

MLA (8th ed.) Citation

Voline, et al. The Unknown Revolution: 1917-1921. Free Life, 1974.