Hallas, J. (1995). Drug related hospital admissions in subspecialities of internal medicine.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रHallas, Jesper. Drug Related Hospital Admissions in Subspecialities of Internal Medicine. 1995.
एमएलए (8वां संस्करण) प्रशस्ति पत्रHallas, Jesper. Drug Related Hospital Admissions in Subspecialities of Internal Medicine. 1995.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.