Ahmed, S. (2019). Marvel universe: Time and again (Collected.). Marvel Worldwide, Inc..
Cita Chicago Style (17a ed.)Ahmed, Saladin. Marvel Universe: Time and Again. Collected. Cleveland: Marvel Worldwide, Inc., 2019.
Cita MLA (8a ed.)Ahmed, Saladin. Marvel Universe: Time and Again. Collected. Marvel Worldwide, Inc., 2019.
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