Bryson, T. P. (2020). The bottom line for baby: From sleep training to screens, thumb sucking to tummy time--what the science says. Ballantine Books.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रBryson, Tina Payne. The Bottom Line for Baby: From Sleep Training to Screens, Thumb Sucking to Tummy Time--what the Science Says. New York: Ballantine Books, 2020.
एमएलए (8वां संस्करण) प्रशस्ति पत्रBryson, Tina Payne. The Bottom Line for Baby: From Sleep Training to Screens, Thumb Sucking to Tummy Time--what the Science Says. Ballantine Books, 2020.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.