Fields, M. V., & Boesser, C. (2002). Constructive guidance and discipline: Preschool and primary education (3rd ed.). Merrill/Prentice Hall.
Cita Chicago (17th ed.)Fields, Marjorie Vannoy, i Cindy Boesser. Constructive Guidance and Discipline: Preschool and Primary Education. 3rd ed. Upper Saddle River, N.J: Merrill/Prentice Hall, 2002.
Cita MLA (9th ed.)Fields, Marjorie Vannoy, i Cindy Boesser. Constructive Guidance and Discipline: Preschool and Primary Education. 3rd ed. Merrill/Prentice Hall, 2002.
Atenció: Aquestes cites poden no estar 100% correctes.