APA (7th ed.) Citation

Richards , V., Malatesta , E., & Brines , P. (1977). Malatesta, vida e ideas (2ème éd.). Tusquets.

Chicago Style (17th ed.) Citation

Richards , Vernon, Errico Malatesta , and Paula Brines. Malatesta, Vida E Ideas. 2ème éd. Tusquets, 1977.

MLA (8th ed.) Citation

Richards , Vernon, et al. Malatesta, Vida E Ideas. 2ème éd. Tusquets, 1977.