Akerdahl, P. Martyrdom and servanthood in the Babi and Baha'i faiths: A struggle to defend a cosmic order / Per-Olof Akerdahl. Martyrdom in the modern Middle East.(2014).
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रAkerdahl, Per-Olof. "Martyrdom and Servanthood in the Babi and Baha'i Faiths: A Struggle to Defend a Cosmic Order / Per-Olof Akerdahl." Martyrdom in the Modern Middle East.(2014) .
एमएलए (8वां संस्करण) प्रशस्ति पत्रAkerdahl, Per-Olof. "Martyrdom and Servanthood in the Babi and Baha'i Faiths: A Struggle to Defend a Cosmic Order / Per-Olof Akerdahl." Martyrdom in the Modern Middle East.(2014), .
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