Darla Ferris Miller. (1999). Positive child guidance (3rd ed.). Thomson Learning.
Chicago Edition CitationDarla Ferris Miller. Positive Child Guidance. 3rd ed. Africa: Thomson Learning, 1999.
Cita MLADarla Ferris Miller. Positive Child Guidance. 3rd ed. Thomson Learning, 1999.
Atenció: Aquestes cites poden no estar 100% correctes.