Gaya APA

Pilkey, D. (2014). Captain Underpants and the Tyrannical Retaliation of the Turbo Toilet 2000 : The Eleventh Epic Novel by Dav Pilkey . London: Scholastic Inc,.

Gaya MLA

Pilkey, Dav. "Captain Underpants and the Tyrannical Retaliation of the Turbo Toilet 2000 : The Eleventh Epic Novel by Dav Pilkey". London: Scholastic Inc,, 2014. Text.