Nuttall, E. V., Romero, I., & Kalesnik, J. (1999). Assessing and screening preschoolers: Psychological and educational dimensions (Second edition.). Allyn and Bacon.
Lua i Stíl Chicago (17ú heag.)Nuttall, Ena Vazquez, Ivonne Romero, agus Joanne Kalesnik. Assessing and Screening Preschoolers: Psychological and Educational Dimensions. Second edition. Boston: Allyn and Bacon, 1999.
Lua MLA (8ú heag.)Nuttall, Ena Vazquez, et al. Assessing and Screening Preschoolers: Psychological and Educational Dimensions. Second edition. Allyn and Bacon, 1999.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.