Miller, D. F. (2016). Positive child guidance (8th edition.). Cengage Learning.
Cita Chicago (17th ed.)Miller, Darla Ferris. Positive Child Guidance. 8th edition. Boston, Massachusetts: Cengage Learning, 2016.
Cita MLA (9th ed.)Miller, Darla Ferris. Positive Child Guidance. 8th edition. Cengage Learning, 2016.
Atenció: Aquestes cites poden no estar 100% correctes.