LaHaye, T., & Muller, F. (1980). The mark: Left behind series, book 8 (Unabridged.). Recorded Books.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रLaHaye, Tim, और Frank Muller. The Mark: Left Behind Series, Book 8. Unabridged. Prince Frederick: Recorded Books, 1980.
एमएलए (8वां संस्करण) प्रशस्ति पत्रLaHaye, Tim, और Frank Muller. The Mark: Left Behind Series, Book 8. Unabridged. Recorded Books, 1980.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.