National Science Teachers Association. (1966). Helping children learn science: A selection of articles reprinted from "Science and Children". NSTA.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNational Science Teachers Association. Helping Children Learn Science: A Selection of Articles Reprinted from "Science and Children". Washington: NSTA, 1966.
एमएलए (9वां संस्करण) प्रशस्ति पत्रNational Science Teachers Association. Helping Children Learn Science: A Selection of Articles Reprinted from "Science and Children". NSTA, 1966.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.