Original: Alongside Melanie Klein, she may be considered the founder of psychoanalytic child psychology: as her father put it, child analysis' had received a powerful impetus through "the work of Frau Melanie Klein and of my daughter, Anna Freud" '.
Simplified: With Melanie Klein, she may be considered the founder of psychoanalytic child psychology. As her father put it, child analysis had received a powerful impetus through "the work of Frau Melanie Klein and of my daughter, Anna Freud".