Bowlby, John. 
Attachment and loss /  John Bowlby. Vol.2, Separation, anxiety and anger.   - Harmondsworth :  Penguin,  1975.   - 504p. ;  18cm.   - Pelican books .  - Pelican books. .  - Pelican books. .  - Pelican books. .  - Pelican books. .  - Pelican books. .  - Pelican books. .  - Pelican books. .  - Pelican books. .  - Pelican books. .  - Pelican books. .  - Pelican books. .  - Pelican books. .  - Pelican books. .  - Pelican books. .  - Pelican books. .  - Pelican books. .  - Pelican books. .  - Pelican books. .  - Pelican books. .  - Pelican books. .  - Pelican books. .  - Pelican books. .  - Pelican books. .  - Pelican books. .  - Pelican books. .  - Pelican books. .  - Pelican books. .  - Pelican books. .  - Pelican books. .  - Pelican books. .  - Pelican books. .  - Pelican books. .  - Pelican books. .  - Pelican books. .  - Pelican books. .  - Pelican books. .  - Pelican books. .  - Pelican books. .  - Pelican books. .  - Pelican books. .  - Pelican books. .  - Pelican books. .  - Pelican books. .  - Pelican books. .  - Pelican books. .  - Pelican books. .