Fields, M. V., Meritt, P. A., & Fields, D. M. (2014). Constructive guidance and discipline: Birth to age eight (Sixth edition, International edition.). Pearson.
Cita Chicago (17th ed.)Fields, Marjorie Vannoy, Patricia A. Meritt, i Deborah M. Fields. Constructive Guidance and Discipline: Birth to Age Eight. Sixth edition, International edition. Boston: Pearson, 2014.
Cita MLA (9th ed.)Fields, Marjorie Vannoy, et al. Constructive Guidance and Discipline: Birth to Age Eight. Sixth edition, International edition. Pearson, 2014.
Atenció: Aquestes cites poden no estar 100% correctes.