Dyfyniad APA

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

Dyfyniad Arddull Chicago

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

Dyfyniad MLA

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

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.