Silberstein 1967, p. 61. Silberstein, Gerard E. (1967). "The Serbian Campaign of 1915: Its Diplomatic Background". American Historical Review. 73 (1): 51–69. doi:10.2307/1849028. JSTOR1849028.
Silberstein 1967, pp. 65–67. Silberstein, Gerard E. (1967). "The Serbian Campaign of 1915: Its Diplomatic Background". American Historical Review. 73 (1): 51–69. doi:10.2307/1849028. JSTOR1849028.
Silberstein 1967, p. 69. Silberstein, Gerard E. (1967). "The Serbian Campaign of 1915: Its Diplomatic Background". American Historical Review. 73 (1): 51–69. doi:10.2307/1849028. JSTOR1849028.
jstor.org
Silberstein 1967, p. 61. Silberstein, Gerard E. (1967). "The Serbian Campaign of 1915: Its Diplomatic Background". American Historical Review. 73 (1): 51–69. doi:10.2307/1849028. JSTOR1849028.
Silberstein 1967, pp. 65–67. Silberstein, Gerard E. (1967). "The Serbian Campaign of 1915: Its Diplomatic Background". American Historical Review. 73 (1): 51–69. doi:10.2307/1849028. JSTOR1849028.
Silberstein 1967, p. 69. Silberstein, Gerard E. (1967). "The Serbian Campaign of 1915: Its Diplomatic Background". American Historical Review. 73 (1): 51–69. doi:10.2307/1849028. JSTOR1849028.