Ayala, V. (2020). Morbius: Old wounds (Collected Mini-Series.). Marvel Worldwide, Inc..
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रAyala, Vita. Morbius: Old Wounds. Collected Mini-Series. Cleveland: Marvel Worldwide, Inc., 2020.
एमएलए (8वां संस्करण) प्रशस्ति पत्रAyala, Vita. Morbius: Old Wounds. Collected Mini-Series. Marvel Worldwide, Inc., 2020.
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