Andrew Charman. (1997). I Wonder Why the Dodo Is Dead and Other Questions About Extinct and Endangered Animals (I Wonder Why) (I Wonder Why Series). Kingfisher Books.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रAndrew Charman. I Wonder Why the Dodo Is Dead and Other Questions About Extinct and Endangered Animals (I Wonder Why) (I Wonder Why Series). Kingfisher Books, 1997.
एमएलए (9वां संस्करण) प्रशस्ति पत्रAndrew Charman. I Wonder Why the Dodo Is Dead and Other Questions About Extinct and Endangered Animals (I Wonder Why) (I Wonder Why Series). Kingfisher Books, 1997.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.