"These comics were originally published individually by Renaissance Press"--T.p. verso.

Superheroes 2011, Atheneum Books for Young Readers, New York, NY

ISBN-13: 9781442445406

Hardcover

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Superheroes 2010, Atheneum Books for Young Readers, New York, NY

ISBN-13: 9781416986065

Repackage edition

Trade paperback

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Superheroes 2010, Turtleback Books, New York, NY

ISBN-13: 9780606145145

Bound for Schools & Libraries edition

Hardcover

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