Johnston, J., & Nahmad-Williams, L. (2009). Early childhood studies. Pearson.
芝加哥风格引文Johnston, Jane, 与 Lindy Nahmad-Williams. Early Childhood Studies. Harlow, England: Pearson, 2009.
MLA引文Johnston, Jane, 与 Lindy Nahmad-Williams. Early Childhood Studies. Pearson, 2009.
警告：这些引文格式不一定是100％准确.