Nuttall, E. V., Romero, I., & Kalesnik, J. (1999). Assessing and screening preschoolers: Psychological and educational dimensions (Second edition.). Allyn and Bacon.
Chicago-referens (17:e uppl.)Nuttall, Ena Vazquez, Ivonne Romero, och Joanne Kalesnik. Assessing and Screening Preschoolers: Psychological and Educational Dimensions. Second edition. Boston: Allyn and Bacon, 1999.
MLA-referens (8:e uppl.)Nuttall, Ena Vazquez, et al. Assessing and Screening Preschoolers: Psychological and Educational Dimensions. Second edition. Allyn and Bacon, 1999.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.