Hildebrand, V. (1981). Parenting and teaching young children. Webster Division, McGraw-Hill.
Cita Chicago (17th ed.)Hildebrand, Verna. Parenting and Teaching Young Children. New York: Webster Division, McGraw-Hill, 1981.
Cita MLA (9th ed.)Hildebrand, Verna. Parenting and Teaching Young Children. Webster Division, McGraw-Hill, 1981.
Atenció: Aquestes cites poden no estar 100% correctes.