Edward Penprase, B. (2020). Stem education for the 21st century. Springer.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रEdward Penprase, Bryan. Stem Education for the 21st Century. Switzerland: Springer, 2020.
एमएलए (9वां संस्करण) प्रशस्ति पत्रEdward Penprase, Bryan. Stem Education for the 21st Century. Springer, 2020.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.