APA (7 वां संस्करण) प्रशस्ति पत्र

Lang, R. E., & Campbell, C. (2017). Beasts of extraordinary circumstance: A novel (Unabridged.). HighBridge Audio.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

Lang, Ruth Emmie, और Cassandra Campbell. Beasts of Extraordinary Circumstance: A Novel. Unabridged. Prince Frederick: HighBridge Audio, 2017.

एमएलए (8वां संस्करण) प्रशस्ति पत्र

Lang, Ruth Emmie, और Cassandra Campbell. Beasts of Extraordinary Circumstance: A Novel. Unabridged. HighBridge Audio, 2017.

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