Philip Pullman. (2017). His Dark Materials: The Subtle Knife. SCHOLASTIC.
Citazione stile Chigago Style (17a edizione)Philip Pullman. His Dark Materials: The Subtle Knife. SCHOLASTIC, 2017.
Citatione MLA (9a ed.)Philip Pullman. His Dark Materials: The Subtle Knife. SCHOLASTIC, 2017.
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