Bidloo, G., & Jansen, J. (1972). Letter from G. Bidloo to Antony van Leeuwenhoek: About the animals which are sometimes found in the liver of sheep and other beasts. De Graaf.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रBidloo, Govard, और Jacob Jansen. Letter from G. Bidloo to Antony Van Leeuwenhoek: About the Animals Which Are Sometimes Found in the Liver of Sheep and Other Beasts. Nieuwkoop: De Graaf, 1972.
एमएलए (8वां संस्करण) प्रशस्ति पत्रBidloo, Govard, और Jacob Jansen. Letter from G. Bidloo to Antony Van Leeuwenhoek: About the Animals Which Are Sometimes Found in the Liver of Sheep and Other Beasts. De Graaf, 1972.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.