U.S. Department or Labor Guide to First Aid. (1985). First and book. Gramercy.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रU.S. Department or Labor Guide to First Aid. First and Book. Gramercy, 1985.
एमएलए (9वां संस्करण) प्रशस्ति पत्रU.S. Department or Labor Guide to First Aid. First and Book. Gramercy, 1985.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.