Dyfyniad APA

Enid Blyton. (1943). The Mystery of the Secret Room. Hodder Children's Books.

Dyfyniad Arddull Chicago

Enid Blyton. The Mystery of the Secret Room. New York: Hodder Children's Books, 1943.

Dyfyniad MLA

Enid Blyton. The Mystery of the Secret Room. Hodder Children's Books, 1943.

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