Goldberg 1985, p. 223. Goldberg, Jacob (April 1985). "Philby as a Source for Early Twentieth-Century Saudi History: A Critical Examination". Middle Eastern Studies. 21 (2): 223–243. doi:10.1080/00263208508700625.
Goldberg 1985, p. 223-224. Goldberg, Jacob (April 1985). "Philby as a Source for Early Twentieth-Century Saudi History: A Critical Examination". Middle Eastern Studies. 21 (2): 223–243. doi:10.1080/00263208508700625.
Goldberg 1985, p. 224. Goldberg, Jacob (April 1985). "Philby as a Source for Early Twentieth-Century Saudi History: A Critical Examination". Middle Eastern Studies. 21 (2): 223–243. doi:10.1080/00263208508700625.
Goldberg 1985, p. 225-227. Goldberg, Jacob (April 1985). "Philby as a Source for Early Twentieth-Century Saudi History: A Critical Examination". Middle Eastern Studies. 21 (2): 223–243. doi:10.1080/00263208508700625.
Goldberg 1985, p. 225-226. Goldberg, Jacob (April 1985). "Philby as a Source for Early Twentieth-Century Saudi History: A Critical Examination". Middle Eastern Studies. 21 (2): 223–243. doi:10.1080/00263208508700625.
Goldberg 1985, p. 227. Goldberg, Jacob (April 1985). "Philby as a Source for Early Twentieth-Century Saudi History: A Critical Examination". Middle Eastern Studies. 21 (2): 223–243. doi:10.1080/00263208508700625.
Goldberg 1985, p. 228. Goldberg, Jacob (April 1985). "Philby as a Source for Early Twentieth-Century Saudi History: A Critical Examination". Middle Eastern Studies. 21 (2): 223–243. doi:10.1080/00263208508700625.
Goldberg 1985, p. 229. Goldberg, Jacob (April 1985). "Philby as a Source for Early Twentieth-Century Saudi History: A Critical Examination". Middle Eastern Studies. 21 (2): 223–243. doi:10.1080/00263208508700625.
Goldberg 1985, p. 229-230. Goldberg, Jacob (April 1985). "Philby as a Source for Early Twentieth-Century Saudi History: A Critical Examination". Middle Eastern Studies. 21 (2): 223–243. doi:10.1080/00263208508700625.
Goldberg 1985, p. 231-232. Goldberg, Jacob (April 1985). "Philby as a Source for Early Twentieth-Century Saudi History: A Critical Examination". Middle Eastern Studies. 21 (2): 223–243. doi:10.1080/00263208508700625.
Goldberg 1985, p. 232. Goldberg, Jacob (April 1985). "Philby as a Source for Early Twentieth-Century Saudi History: A Critical Examination". Middle Eastern Studies. 21 (2): 223–243. doi:10.1080/00263208508700625.