Peabody Museum of Natural History. Postilla - Peabody Museum Yale University.
शिकागो स्टाइल उद्धरणPeabody Museum of Natural History. Postilla - Peabody Museum Yale University. Newyork.
एमएलए उद्धरणPeabody Museum of Natural History. Postilla - Peabody Museum Yale University.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.