Rebelo, L., & Brennan, C. (2021). My first book of baby signs: 40 essential signs to learn and practice. Rockridge Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रRebelo, Lane, और Cait Brennan. My First Book of Baby Signs: 40 Essential Signs to Learn and Practice. Emeryville, Calif.: Rockridge Press, 2021.
एमएलए (8वां संस्करण) प्रशस्ति पत्रRebelo, Lane, और Cait Brennan. My First Book of Baby Signs: 40 Essential Signs to Learn and Practice. Rockridge Press, 2021.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.