APA-čujuhus (7. p.)
(2019). Heartstopper. Volume 1. Hodder Children's Books.
Chicago-čujuhus (17. p.)
Heartstopper. Volume 1. London: Hodder Children's Books, 2019.
MLA-čujuhus (9. p.)
Heartstopper. Volume 1. Hodder Children's Books, 2019.
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