Ba, G. (2020). The making of the umbrella academy. Dark Horse Comics, LLC..
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रBa, Gabriel. The Making of the Umbrella Academy. Cleveland: Dark Horse Comics, LLC., 2020.
एमएलए (8वां संस्करण) प्रशस्ति पत्रBa, Gabriel. The Making of the Umbrella Academy. Dark Horse Comics, LLC., 2020.
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