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HarperCollins Publishers Communications internships

As of November 13, 2026, Intern Insider listed 1 open Communications internship at HarperCollins Publishers: Intern, Marketing (Trade) in Toronto. You can read the full posting free, then apply in minutes with a free account.
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As of November 13, 2026, Intern Insider listed 1 open internship on this page: Intern, Marketing (Trade) at HarperCollins Publishers.

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