Tanner J.M., Inhelder Barbel, First World Health Organisation study group on the psychological development of child . Meeting ( 1953 : Geneva )
Disscussion on child development a consideration of the biologcal, psychological and cultural approaches to the understanding of human development and behavior
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- London Tavistock Publications 1956
- 240 p. 22 cm.
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Based on :- Proceedings of the first meeting of the world health organisation study grioup on the psychological development of the child Geneva 1953.