Vernon, U. (2010). Attack of the ninja frogs. New York: Dial Books for Young Readers.
Chicago Stili AlıntıVernon, Ursula. Attack of the Ninja Frogs. New York: Dial Books for Young Readers, 2010.
MLA AlıntıVernon, Ursula. Attack of the Ninja Frogs. New York: Dial Books for Young Readers, 2010.
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