APA (7 वां संस्करण) प्रशस्ति पत्र

edited by Waller, T. a. D. (2014). An INTRODUCTION to early childhood. Sage Publications.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

edited by Waller, Tim and Davis. An INTRODUCTION to Early Childhood. Sage Publications, 2014.

एमएलए (9वां संस्करण) प्रशस्ति पत्र

edited by Waller, Tim and Davis. An INTRODUCTION to Early Childhood. Sage Publications, 2014.