[15] Silió p. 145; Dubois p. 213.
[16] Lombroso p. 31; Proal p. 50.
[17] Rienzi p. 9; Stammler pp. 28-31; Merlino pp. 18, 27; Shaw p. 23.
[18] "Die historische Entwickelung des Anarchismus" p. 16; Zenker p. 161.
[19] Garraud p. 6; Lenz p. 5.
[20] Sernicoli vol. 2 p. 116; Garraud p. 2; Reichesberg p. 38; Van Hamel p. 113.
[21] Garraud pp. 10, 11; Lombroso p. 34; Ferri p. 257.
[22] Mackay "Magazin" pp. 913-915; "Anarchisten" pp. 239-243.
[23] Zenker pp. 203, 204.