Gray, J. (1999). CHILDREN ARE FROM HEAVEN: Positive Parenting Skills for raising Cooperative, Confident, and Compassionate Children. Harper Collins Publisher.
Chicago-Zitierstil (17. Ausg.)Gray, John. CHILDREN ARE FROM HEAVEN: Positive Parenting Skills for Raising Cooperative, Confident, and Compassionate Children. Harper Collins Publisher, 1999.
MLA-Zitierstil (8. Ausg.)Gray, John. CHILDREN ARE FROM HEAVEN: Positive Parenting Skills for Raising Cooperative, Confident, and Compassionate Children. Harper Collins Publisher, 1999.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.