APA (7th ed.) Citation

Nolan, A., Cartmel, J., & Macfarlane, K. (2013). Research in early childhood. Sage.

Chicago Style (17th ed.) Citation

Nolan, Andrea, Jennifer Cartmel, and Kym Macfarlane. Research in Early Childhood. Los Angeles: Sage, 2013.

MLA (9th ed.) Citation

Nolan, Andrea, et al. Research in Early Childhood. Sage, 2013.