Pilkey, D. (2020). Captain underpants and the preposterous plight of the purple potty people (Color.).
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रPilkey, Dav. Captain Underpants and the Preposterous Plight of the Purple Potty People. Color. 2020.
एमएलए (8वां संस्करण) प्रशस्ति पत्रPilkey, Dav. Captain Underpants and the Preposterous Plight of the Purple Potty People. Color. 2020.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.