Incoming Resources
- The psychological birth of the human infant, symbiosis and individuation, Margaret S. Mahler, Fred Pine, Anni Bergman
- De shi yu er bai ke, Das groà e gu babybuch, Bierjite Gebaoer Sesiteheng, Manfuleide Pulaoen zhu ; Wei Ping yi
- The psychological birth of the human infant, symbiosis and individuation, Margaret S. Mahler, Fred Pine, Anni Bergman
- Infancy, world of the newborn, Martin Richards